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Finding the Third Proportional to 94,129.88 and 206,857.50

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Solution

The third proportional to 94,129.88 and 206,857.50 is: 454,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,129.88 : 206,857.50 = 206,857.50 : x
  2. Step 2: Convert to fraction form
    94,129.88/206,857.50 = 206,857.50/x
  3. Step 3: Cross multiply
    94,129.88x = 206,857.50 × 206,857.50
  4. Step 4: Simplify right side
    94,129.88x = 42,790,025,306.25
  5. Step 5: Solve for x
    x = 42,790,025,306.25/94,129.88
  6. Step 6: Final answer
    x = 454,584.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.