 
 <prompt> Harry dey participate for di auction of one classic painting. Di auction start for $300, Harry na di first person wey bid, e add $200 on top di starting value, one second bidder come double di bid, and one third bidder add three times wetin Harry bid. Finally, Harry bid $4,000. How much Harry final bid pass di third bidder own? <response>: ```Adding Harry's $200 to the initial value, the bid dey at 300 + 200 = $500.
The second bidder double the previous value, e reach value of 500 * 2 = $1000.
The third bidder add three times the value of Harry's, then add 500 * 3 = $1500
Adding the $1500 to the value of the second bid, the bid dey at 1500 + 1000 =$2500.
With the final bid of $4000, Harry bid 4000 - 2500 = $1500 more than the third bidder.

Answer na 1500.``` 