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Finding the Third Proportional to 9,747 and 15,697.13

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Solution

The third proportional to 9,747 and 15,697.13 is: 25,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747 : 15,697.13 = 15,697.13 : x
  2. Step 2: Convert to fraction form
    9,747/15,697.13 = 15,697.13/x
  3. Step 3: Cross multiply
    9,747x = 15,697.13 × 15,697.13
  4. Step 4: Simplify right side
    9,747x = 246,399,733.27
  5. Step 5: Solve for x
    x = 246,399,733.27/9,747
  6. Step 6: Final answer
    x = 25,279.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.