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Finding the Third Proportional to 103,677 and 140,681

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Solution

The third proportional to 103,677 and 140,681 is: 190,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,677 : 140,681 = 140,681 : x
  2. Step 2: Convert to fraction form
    103,677/140,681 = 140,681/x
  3. Step 3: Cross multiply
    103,677x = 140,681 × 140,681
  4. Step 4: Simplify right side
    103,677x = 19,791,143,761
  5. Step 5: Solve for x
    x = 19,791,143,761/103,677
  6. Step 6: Final answer
    x = 190,892.33

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.