Tableau lets the equally arranged (Green) Pills
to occupy the same size Pane (each) on Canvas.
To get it the different size, build a separate view for each
and arrange them on a dashboard (some layout adjustments would be required):
Please find the attached.
Hope it helps.
Dash_v10.5_YF.twbx 2.4 MB
Thank you for your clear and well presented answer. I appreciate the time you took. Too bad I will need to create about 15 new dashboards and associated screens, but at least I know what I have to do.
Cheers and happy new year