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Finding the Third Proportional to 62,877.38 and 135,118.13

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Solution

The third proportional to 62,877.38 and 135,118.13 is: 290,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,877.38 : 135,118.13 = 135,118.13 : x
  2. Step 2: Convert to fraction form
    62,877.38/135,118.13 = 135,118.13/x
  3. Step 3: Cross multiply
    62,877.38x = 135,118.13 × 135,118.13
  4. Step 4: Simplify right side
    62,877.38x = 18,256,907,703.52
  5. Step 5: Solve for x
    x = 18,256,907,703.52/62,877.38
  6. Step 6: Final answer
    x = 290,357.35

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.