Franco bought 1.5 pounds of deli cheese for six dollars and seventy-five cents. If he went back for another 2 pounds of the same cheese, how much could Franco expect to pay? (Now, my question is, how do I set this up into a proportion. I don't need to know the answer to the word problem above, I just need to know how I can set it up into a proportion. Once when I can do that then I'm good for solving it on my own.)

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