How to fit objects to path in CorelDRAW 2020 for Mac?

It should work the same way as it does on the Windows version. Use the Blend tool to create a blend between two objects. They can be different objects or identical. When the blend group is created and still selected several blend options should be visible along the top tool bar. Choose "New Path" from the Path Properties drop-down menu. It will bring up an arrow icon that lets you click on a target path. The blend group will move to that path. Multiple options are available to control how the blend flows along the path.