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Finding the Third Proportional to 10,554 and 16,342

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Solution

The third proportional to 10,554 and 16,342 is: 25,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554 : 16,342 = 16,342 : x
  2. Step 2: Convert to fraction form
    10,554/16,342 = 16,342/x
  3. Step 3: Cross multiply
    10,554x = 16,342 × 16,342
  4. Step 4: Simplify right side
    10,554x = 267,060,964
  5. Step 5: Solve for x
    x = 267,060,964/10,554
  6. Step 6: Final answer
    x = 25,304.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.