Please see if the workbook attached in the Forum thread is closer to your goal
or if it can give some ideas.
I blended the two sources only on [Period].
When it got pulled over as a dual axis, there were three copies of the value,
so I plotted just one of them.
I am not sure if there is still something going on with the blending,
the targets seemed quite high.
268135yoy.twbx 992.9 KB