278 x 10 = (a)  

600 x 100 = (a)  

72 x 1000 = (a)  

18 x 20 = (a)  

15 x 300 = (a)  

20 x 400 = (a)  

13 x 2000 = (a)  

10 x (a)   = 560

(a)   x 1000 = 3 085 000

218 x (a)   = 21800

Find the product of 348 and 500.

(a)