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Finding the Third Proportional to 17,712.75 and 27,127.13

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Solution

The third proportional to 17,712.75 and 27,127.13 is: 41,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.75 : 27,127.13 = 27,127.13 : x
  2. Step 2: Convert to fraction form
    17,712.75/27,127.13 = 27,127.13/x
  3. Step 3: Cross multiply
    17,712.75x = 27,127.13 × 27,127.13
  4. Step 4: Simplify right side
    17,712.75x = 735,880,910.77
  5. Step 5: Solve for x
    x = 735,880,910.77/17,712.75
  6. Step 6: Final answer
    x = 41,545.27

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.