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Finding the Third Proportional to 83,530 and 125,335

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Solution

The third proportional to 83,530 and 125,335 is: 188,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,530 : 125,335 = 125,335 : x
  2. Step 2: Convert to fraction form
    83,530/125,335 = 125,335/x
  3. Step 3: Cross multiply
    83,530x = 125,335 × 125,335
  4. Step 4: Simplify right side
    83,530x = 15,708,862,225
  5. Step 5: Solve for x
    x = 15,708,862,225/83,530
  6. Step 6: Final answer
    x = 188,062.52

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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.