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Finding the Third Proportional to 9,708.75 and 14,092.13

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Solution

The third proportional to 9,708.75 and 14,092.13 is: 20,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708.75 : 14,092.13 = 14,092.13 : x
  2. Step 2: Convert to fraction form
    9,708.75/14,092.13 = 14,092.13/x
  3. Step 3: Cross multiply
    9,708.75x = 14,092.13 × 14,092.13
  4. Step 4: Simplify right side
    9,708.75x = 198,587,987.02
  5. Step 5: Solve for x
    x = 198,587,987.02/9,708.75
  6. Step 6: Final answer
    x = 20,454.54

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.