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Finding the Third Proportional to 62,508,568.50 and 129,807,921

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Solution

The third proportional to 62,508,568.50 and 129,807,921 is: 269,564,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508,568.50 : 129,807,921 = 129,807,921 : x
  2. Step 2: Convert to fraction form
    62,508,568.50/129,807,921 = 129,807,921/x
  3. Step 3: Cross multiply
    62,508,568.50x = 129,807,921 × 129,807,921
  4. Step 4: Simplify right side
    62,508,568.50x = 16,850,096,354,342,240
  5. Step 5: Solve for x
    x = 16,850,096,354,342,240/62,508,568.50
  6. Step 6: Final answer
    x = 269,564,585.44

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.