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Finding the Third Proportional to 40,907 and 88,645

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Solution

The third proportional to 40,907 and 88,645 is: 192,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907 : 88,645 = 88,645 : x
  2. Step 2: Convert to fraction form
    40,907/88,645 = 88,645/x
  3. Step 3: Cross multiply
    40,907x = 88,645 × 88,645
  4. Step 4: Simplify right side
    40,907x = 7,857,936,025
  5. Step 5: Solve for x
    x = 7,857,936,025/40,907
  6. Step 6: Final answer
    x = 192,092.70

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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.