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.

[221.155, 245.614, 248.801, 170.592, -74.836, -64.113]

[ 0.296  0.329  0.333  0.228 -0.1   -0.086]