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Finding the Third Proportional to 88,616 and 135,716

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Solution

The third proportional to 88,616 and 135,716 is: 207,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616 : 135,716 = 135,716 : x
  2. Step 2: Convert to fraction form
    88,616/135,716 = 135,716/x
  3. Step 3: Cross multiply
    88,616x = 135,716 × 135,716
  4. Step 4: Simplify right side
    88,616x = 18,418,832,656
  5. Step 5: Solve for x
    x = 18,418,832,656/88,616
  6. Step 6: Final answer
    x = 207,849.97

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.