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Finding the Third Proportional to 206,758.13 and 445,195.13

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Solution

The third proportional to 206,758.13 and 445,195.13 is: 958,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,758.13 : 445,195.13 = 445,195.13 : x
  2. Step 2: Convert to fraction form
    206,758.13/445,195.13 = 445,195.13/x
  3. Step 3: Cross multiply
    206,758.13x = 445,195.13 × 445,195.13
  4. Step 4: Simplify right side
    206,758.13x = 198,198,699,323.77
  5. Step 5: Solve for x
    x = 198,198,699,323.77/206,758.13
  6. Step 6: Final answer
    x = 958,601.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.