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Finding the Third Proportional to 83,825 and 180,718

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Solution

The third proportional to 83,825 and 180,718 is: 389,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,825 : 180,718 = 180,718 : x
  2. Step 2: Convert to fraction form
    83,825/180,718 = 180,718/x
  3. Step 3: Cross multiply
    83,825x = 180,718 × 180,718
  4. Step 4: Simplify right side
    83,825x = 32,658,995,524
  5. Step 5: Solve for x
    x = 32,658,995,524/83,825
  6. Step 6: Final answer
    x = 389,609.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.