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Finding the Third Proportional to 9,344 and 18,448

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Solution

The third proportional to 9,344 and 18,448 is: 36,422.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344 : 18,448 = 18,448 : x
  2. Step 2: Convert to fraction form
    9,344/18,448 = 18,448/x
  3. Step 3: Cross multiply
    9,344x = 18,448 × 18,448
  4. Step 4: Simplify right side
    9,344x = 340,328,704
  5. Step 5: Solve for x
    x = 340,328,704/9,344
  6. Step 6: Final answer
    x = 36,422.16

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.