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Finding the Third Proportional to 13,540 and 15,044

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Solution

The third proportional to 13,540 and 15,044 is: 16,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540 : 15,044 = 15,044 : x
  2. Step 2: Convert to fraction form
    13,540/15,044 = 15,044/x
  3. Step 3: Cross multiply
    13,540x = 15,044 × 15,044
  4. Step 4: Simplify right side
    13,540x = 226,321,936
  5. Step 5: Solve for x
    x = 226,321,936/13,540
  6. Step 6: Final answer
    x = 16,715.06

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.