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Finding the Third Proportional to 9,060 and 13,539

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Solution

The third proportional to 9,060 and 13,539 is: 20,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060 : 13,539 = 13,539 : x
  2. Step 2: Convert to fraction form
    9,060/13,539 = 13,539/x
  3. Step 3: Cross multiply
    9,060x = 13,539 × 13,539
  4. Step 4: Simplify right side
    9,060x = 183,304,521
  5. Step 5: Solve for x
    x = 183,304,521/9,060
  6. Step 6: Final answer
    x = 20,232.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.