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Finding the Third Proportional to 55,172,454 and 119,894,892

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Solution

The third proportional to 55,172,454 and 119,894,892 is: 260,542,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172,454 : 119,894,892 = 119,894,892 : x
  2. Step 2: Convert to fraction form
    55,172,454/119,894,892 = 119,894,892/x
  3. Step 3: Cross multiply
    55,172,454x = 119,894,892 × 119,894,892
  4. Step 4: Simplify right side
    55,172,454x = 14,374,785,127,691,664
  5. Step 5: Solve for x
    x = 14,374,785,127,691,664/55,172,454
  6. Step 6: Final answer
    x = 260,542,790.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.