Let x be the price of the chair.

The table costs 3*x.

The couch costs 3*x*5=15*x.

x+3*x+15*x=380

19*x=380

x=<<20=20>>20

The couch costs 20*15=<<20*15=300>>300 dollars.

# Answer

300
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
John buys a chair. He then buys a table that is 3 times the price of the chair. Then, he buys a couch that is 5 times the price of the table. If John paid $380 for all these items, what is the price of the couch?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
300
John buys a chair. He then buys a table that is 3 times the price of the chair. Then, he buys a couch that is 5 times the price of the table. If John paid $380 for all these items, what is the price of the couch?
train