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Finding the Third Proportional to 87,957 and 192,043.13

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Solution

The third proportional to 87,957 and 192,043.13 is: 419,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,957 : 192,043.13 = 192,043.13 : x
  2. Step 2: Convert to fraction form
    87,957/192,043.13 = 192,043.13/x
  3. Step 3: Cross multiply
    87,957x = 192,043.13 × 192,043.13
  4. Step 4: Simplify right side
    87,957x = 36,880,561,859.77
  5. Step 5: Solve for x
    x = 36,880,561,859.77/87,957
  6. Step 6: Final answer
    x = 419,302.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.