Below is an updated version of the combat rating system with the appropriate level 70 values. Enjoy!
Combat Ratings conversions at level 70 (rounded to 1 decimal point):
Weapon Skill Rating: 3.9 rating grants 1 skill point
Defense Rating: 2.4 rating grants 1 defense skill
Dodge Rating: 18.9 rating grants 1% dodge
Parry Rating: 22.4 rating grants 1% parry
Block Rating: 7.9 rating grants 1% block chance
Hit Rating: 15.8 rating grants 1% hit chance
Spell Hit Rating: 12.6 rating grants 1% spell hit chance
Critical Strike Rating: 22.1 rating grants 1% critical strike chance
Spell Critical Strike Rating: 22.1 rating grants 1% spell critical strike chance
Haste Rating: 10.5 rating grants 1% haste
Spell Haste Rating: 21 rating grants 1% spell haste
Resilience Rating: 39.4 rating grants 1% less chance of being struck by any type of critical strike, and 2% less damage taken from critical strikes