30.59% is the change from 474 to 619
Calculation steps:
[( 619 - 474 ) ÷ 474] x 100 = 30.59%
Formula
Percentage change = [(619 - 474) / 474] x 100
Subtract the new number by the original number
619 - 474 = 145
145 ÷ 474 = 0.3059071729957806
0.3059071729957806 x 100 = 30.59%