AcDbTable::scale

double scale(
    int row, 
    int col, 
    int nContent
) const;

This function returns the scale of the content at the specified content index.

Parameters	Description
row	Input row index. It should be more than or equal to 0 and less than the number of rows.
col	Input column index. It should be more than or equal to 0 and less than the number of columns.
nContent	Input content index. It should be more than or equal to 0 and less than the number of contents.