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Finding the Third Proportional to 10,287 and 22,175

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Solution

The third proportional to 10,287 and 22,175 is: 47,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287 : 22,175 = 22,175 : x
  2. Step 2: Convert to fraction form
    10,287/22,175 = 22,175/x
  3. Step 3: Cross multiply
    10,287x = 22,175 × 22,175
  4. Step 4: Simplify right side
    10,287x = 491,730,625
  5. Step 5: Solve for x
    x = 491,730,625/10,287
  6. Step 6: Final answer
    x = 47,801.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.