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Finding the Third Proportional to 83,742.75 and 182,517.75

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Solution

The third proportional to 83,742.75 and 182,517.75 is: 397,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,742.75 : 182,517.75 = 182,517.75 : x
  2. Step 2: Convert to fraction form
    83,742.75/182,517.75 = 182,517.75/x
  3. Step 3: Cross multiply
    83,742.75x = 182,517.75 × 182,517.75
  4. Step 4: Simplify right side
    83,742.75x = 33,312,729,065.06
  5. Step 5: Solve for x
    x = 33,312,729,065.06/83,742.75
  6. Step 6: Final answer
    x = 397,798.37

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.