Given the task definition and input, reply with output. In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.

[47.752, -34.341, 19.689, 2.606, 78.517, -70.227, 53.44, 153.756, 128.921]

[ 0.126 -0.09   0.052  0.007  0.207 -0.185  0.141  0.405  0.339]