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Finding the Third Proportional to 17,620 and 24,161

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Solution

The third proportional to 17,620 and 24,161 is: 33,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620 : 24,161 = 24,161 : x
  2. Step 2: Convert to fraction form
    17,620/24,161 = 24,161/x
  3. Step 3: Cross multiply
    17,620x = 24,161 × 24,161
  4. Step 4: Simplify right side
    17,620x = 583,753,921
  5. Step 5: Solve for x
    x = 583,753,921/17,620
  6. Step 6: Final answer
    x = 33,130.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.