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Finding the Third Proportional to 60,667,699.50 and 129,838,455

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Solution

The third proportional to 60,667,699.50 and 129,838,455 is: 277,874,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,667,699.50 : 129,838,455 = 129,838,455 : x
  2. Step 2: Convert to fraction form
    60,667,699.50/129,838,455 = 129,838,455/x
  3. Step 3: Cross multiply
    60,667,699.50x = 129,838,455 × 129,838,455
  4. Step 4: Simplify right side
    60,667,699.50x = 16,858,024,396,787,024
  5. Step 5: Solve for x
    x = 16,858,024,396,787,024/60,667,699.50
  6. Step 6: Final answer
    x = 277,874,792.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.