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Finding the Third Proportional to 207,991.13 and 449,182.13

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Solution

The third proportional to 207,991.13 and 449,182.13 is: 970,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,991.13 : 449,182.13 = 449,182.13 : x
  2. Step 2: Convert to fraction form
    207,991.13/449,182.13 = 449,182.13/x
  3. Step 3: Cross multiply
    207,991.13x = 449,182.13 × 449,182.13
  4. Step 4: Simplify right side
    207,991.13x = 201,764,581,419.52
  5. Step 5: Solve for x
    x = 201,764,581,419.52/207,991.13
  6. Step 6: Final answer
    x = 970,063.42

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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.