Marle Construction enters into a contract with a customer to build a warehouse for $550,000 on March 30, 2015 with a performance bonus of $50,000 if the building is completed by July 31, 2015.The bonus is reduced by $10,000 each week that completion is delayed.Marle commonly includes these completion bonuses in its contracts and, based on prior experience, estimates the following completion outcomes:

Completed by	Probability
July 31, 2015	70%
Delay 1 week	20%
Delay 2 weeks	10%

The transaction price for this transaction is: