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Finding the Third Proportional to 12,928 and 24,448

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Solution

The third proportional to 12,928 and 24,448 is: 46,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,928 : 24,448 = 24,448 : x
  2. Step 2: Convert to fraction form
    12,928/24,448 = 24,448/x
  3. Step 3: Cross multiply
    12,928x = 24,448 × 24,448
  4. Step 4: Simplify right side
    12,928x = 597,704,704
  5. Step 5: Solve for x
    x = 597,704,704/12,928
  6. Step 6: Final answer
    x = 46,233.35

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.