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Finding the Fourth Proportional to 344,684.57, 517,040.77 and 120,067.73

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Solution

The fourth proportional to 344,684.57, 517,040.77 and 120,067.73 is: 180,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,684.57 : 517,040.77 = 120,067.73 : x
  2. Step 2: Convert to fraction form
    344,684.57/517,040.77 = 120,067.73/x
  3. Step 3: Cross multiply
    344,684.57x = 517,040.77 × 120,067.73
  4. Step 4: Simplify right side
    344,684.57x = 62,079,908,685.98
  5. Step 5: Solve for x
    x = 62,079,908,685.98/344,684.57
  6. Step 6: Final answer
    x = 180,106.43

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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.