In an election, the successful candidate registered 5,77,500 votes and his nearest rival secured 3,48,700 votes. By what margin did the successful candidate win the election?

 Successful candidate secured  $5,77,500$ votes 

 the nearest rival secured  $3,48,700$ votes

Margin refers to the difference between two amounts

Thus, the margin by which the successful candidate won$=5,77,500-3,48,700$

$=2,28,800$

Therefore, the successful candidate won by a margin of 2,28,800