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Finding the Third Proportional to 17,491,969.50 and 25,789,545.75

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Solution

The third proportional to 17,491,969.50 and 25,789,545.75 is: 38,023,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491,969.50 : 25,789,545.75 = 25,789,545.75 : x
  2. Step 2: Convert to fraction form
    17,491,969.50/25,789,545.75 = 25,789,545.75/x
  3. Step 3: Cross multiply
    17,491,969.50x = 25,789,545.75 × 25,789,545.75
  4. Step 4: Simplify right side
    17,491,969.50x = 665,100,669,991,343
  5. Step 5: Solve for x
    x = 665,100,669,991,343/17,491,969.50
  6. Step 6: Final answer
    x = 38,023,200.87

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.