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Finding the Third Proportional to 269,425.50 and 449,022.75

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Solution

The third proportional to 269,425.50 and 449,022.75 is: 748,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,425.50 : 449,022.75 = 449,022.75 : x
  2. Step 2: Convert to fraction form
    269,425.50/449,022.75 = 449,022.75/x
  3. Step 3: Cross multiply
    269,425.50x = 449,022.75 × 449,022.75
  4. Step 4: Simplify right side
    269,425.50x = 201,621,430,017.56
  5. Step 5: Solve for x
    x = 201,621,430,017.56/269,425.50
  6. Step 6: Final answer
    x = 748,338.33

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.