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Finding the Third Proportional to 16,704 and 38,840

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Solution

The third proportional to 16,704 and 38,840 is: 90,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704 : 38,840 = 38,840 : x
  2. Step 2: Convert to fraction form
    16,704/38,840 = 38,840/x
  3. Step 3: Cross multiply
    16,704x = 38,840 × 38,840
  4. Step 4: Simplify right side
    16,704x = 1,508,545,600
  5. Step 5: Solve for x
    x = 1,508,545,600/16,704
  6. Step 6: Final answer
    x = 90,310.44

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.