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Finding the Third Proportional to 152,031,517.03 and 331,930,471.22

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Solution

The third proportional to 152,031,517.03 and 331,930,471.22 is: 724,703,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031,517.03 : 331,930,471.22 = 331,930,471.22 : x
  2. Step 2: Convert to fraction form
    152,031,517.03/331,930,471.22 = 331,930,471.22/x
  3. Step 3: Cross multiply
    152,031,517.03x = 331,930,471.22 × 331,930,471.22
  4. Step 4: Simplify right side
    152,031,517.03x = 110,177,837,723,501,424
  5. Step 5: Solve for x
    x = 110,177,837,723,501,424/152,031,517.03
  6. Step 6: Final answer
    x = 724,703,928.99

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.