Provide your best answer for the following math problem. Give ONLY the answer, no other words or explanation.
For example:

Answer: <most likely answer, as short as possible; not a complete sentence, just the answer!>.

The problem is: find the fraction which has the same ratio to 2 / 13 that 5 / 34 has to 7 / 48 ?
240 / 1547
5 / 26.