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Finding the Third Proportional to 16,691,319 and 35,587,374

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Solution

The third proportional to 16,691,319 and 35,587,374 is: 75,875,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691,319 : 35,587,374 = 35,587,374 : x
  2. Step 2: Convert to fraction form
    16,691,319/35,587,374 = 35,587,374/x
  3. Step 3: Cross multiply
    16,691,319x = 35,587,374 × 35,587,374
  4. Step 4: Simplify right side
    16,691,319x = 1,266,461,188,215,876
  5. Step 5: Solve for x
    x = 1,266,461,188,215,876/16,691,319
  6. Step 6: Final answer
    x = 75,875,440.89

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.