Finding the Third Proportional to 971,742 and 2,005,728
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Solution
The third proportional to 971,742 and 2,005,728 is: 4,139,930.98
Step by Step Solution
- Step 1: Write the proportion equation
971,742 : 2,005,728 = 2,005,728 : x - Step 2: Convert to fraction form
971,742/2,005,728 = 2,005,728/x - Step 3: Cross multiply
971,742x = 2,005,728 × 2,005,728 - Step 4: Simplify right side
971,742x = 4,022,944,809,984 - Step 5: Solve for x
x = 4,022,944,809,984/971,742 - Step 6: Final answer
x = 4,139,930.98
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.