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Finding the Third Proportional to 16,912 and 24,719

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Solution

The third proportional to 16,912 and 24,719 is: 36,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912 : 24,719 = 24,719 : x
  2. Step 2: Convert to fraction form
    16,912/24,719 = 24,719/x
  3. Step 3: Cross multiply
    16,912x = 24,719 × 24,719
  4. Step 4: Simplify right side
    16,912x = 611,028,961
  5. Step 5: Solve for x
    x = 611,028,961/16,912
  6. Step 6: Final answer
    x = 36,129.91

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.