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Finding the Fourth Proportional to 454,622.97, 682,131.11 and 244,014.87

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Solution

The fourth proportional to 454,622.97, 682,131.11 and 244,014.87 is: 366,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,622.97 : 682,131.11 = 244,014.87 : x
  2. Step 2: Convert to fraction form
    454,622.97/682,131.11 = 244,014.87/x
  3. Step 3: Cross multiply
    454,622.97x = 682,131.11 × 244,014.87
  4. Step 4: Simplify right side
    454,622.97x = 166,450,132,909.53
  5. Step 5: Solve for x
    x = 166,450,132,909.53/454,622.97
  6. Step 6: Final answer
    x = 366,127.86

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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.