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Finding the Third Proportional to 87,838 and 192,334

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Solution

The third proportional to 87,838 and 192,334 is: 421,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,838 : 192,334 = 192,334 : x
  2. Step 2: Convert to fraction form
    87,838/192,334 = 192,334/x
  3. Step 3: Cross multiply
    87,838x = 192,334 × 192,334
  4. Step 4: Simplify right side
    87,838x = 36,992,367,556
  5. Step 5: Solve for x
    x = 36,992,367,556/87,838
  6. Step 6: Final answer
    x = 421,143.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.