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Finding the Third Proportional to 103,917 and 167,352

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Solution

The third proportional to 103,917 and 167,352 is: 269,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,917 : 167,352 = 167,352 : x
  2. Step 2: Convert to fraction form
    103,917/167,352 = 167,352/x
  3. Step 3: Cross multiply
    103,917x = 167,352 × 167,352
  4. Step 4: Simplify right side
    103,917x = 28,006,691,904
  5. Step 5: Solve for x
    x = 28,006,691,904/103,917
  6. Step 6: Final answer
    x = 269,510.20

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.