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Finding the Third Proportional to 9,744 and 15,186

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Solution

The third proportional to 9,744 and 15,186 is: 23,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,744 : 15,186 = 15,186 : x
  2. Step 2: Convert to fraction form
    9,744/15,186 = 15,186/x
  3. Step 3: Cross multiply
    9,744x = 15,186 × 15,186
  4. Step 4: Simplify right side
    9,744x = 230,614,596
  5. Step 5: Solve for x
    x = 230,614,596/9,744
  6. Step 6: Final answer
    x = 23,667.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.