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Finding the Third Proportional to 92,492 and 138,483

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Solution

The third proportional to 92,492 and 138,483 is: 207,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,492 : 138,483 = 138,483 : x
  2. Step 2: Convert to fraction form
    92,492/138,483 = 138,483/x
  3. Step 3: Cross multiply
    92,492x = 138,483 × 138,483
  4. Step 4: Simplify right side
    92,492x = 19,177,541,289
  5. Step 5: Solve for x
    x = 19,177,541,289/92,492
  6. Step 6: Final answer
    x = 207,342.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.