STEPS TO REPRODUCE
1. Launch iClone 6
2. Load a character
3. Navigate to Menu > Modify >Avatar Proportion > Scale, drag the slider for Length from 100 to 50
4. Then drag it to 400, and drag it back to 50

ACTUAL RESULT
The proportion result and the scale value of proportion was not matched

EXPECTED RESULT
The proportion result and the scale value of proportion is matched