PPT Productivity's Multiply Shapes in PowerPoint feature lets you how to duplicate a shape in powerpoint into multiple shapes.

You can specify how many copies of the shape to add - shapes will be inserted to your PowerPoint slide in multiple rows and columns. For example, add a person icon to your PowerPoint slide then multiply it to 10 or 100 people, to represent data sets. If you have text in the selected shape you will be prompted to select to either include or exclude it when multiplying the shapes.