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Finding the Third Proportional to 92,218 and 141,811

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Solution

The third proportional to 92,218 and 141,811 is: 218,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,218 : 141,811 = 141,811 : x
  2. Step 2: Convert to fraction form
    92,218/141,811 = 141,811/x
  3. Step 3: Cross multiply
    92,218x = 141,811 × 141,811
  4. Step 4: Simplify right side
    92,218x = 20,110,359,721
  5. Step 5: Solve for x
    x = 20,110,359,721/92,218
  6. Step 6: Final answer
    x = 218,074.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.