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Finding the Third Proportional to 82,539 and 180,853

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Solution

The third proportional to 82,539 and 180,853 is: 396,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,539 : 180,853 = 180,853 : x
  2. Step 2: Convert to fraction form
    82,539/180,853 = 180,853/x
  3. Step 3: Cross multiply
    82,539x = 180,853 × 180,853
  4. Step 4: Simplify right side
    82,539x = 32,707,807,609
  5. Step 5: Solve for x
    x = 32,707,807,609/82,539
  6. Step 6: Final answer
    x = 396,270.95

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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.