Equalizing voting power.

When the boards are of unequal membership, for the purpose of equalizing their voting power each member of the smallest board shall cast a full vote and each member of a larger board shall cast such fractional part of a vote as results from dividing the smallest number by such larger number. [S13, §1989-a29; C24, 27, 31, 35, 39, § 7611; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §457.13 ] 89 Acts, ch 126, §2 CS89, §468.282