Here's how we ensure two ratios are the same. Let's go.
Practice problems: https://docs.google.com/document/d/1kIDgBfHH6hPguZaDa7B-fARX1YuT2XuRambClbgc5ho/edit?usp=sharing
Solutions (odds):
Solutions (evens): https://docs.google.com/document/d/1KnKI7TkaGNlt6pl43ugPwPwXYLFi4uZMQqCTK8di_vI/edit?usp=sharing
https://www.mathwithmiller.org/