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Finding the Fourth Proportional to 416,747.88, 625,113.18 and 101,206.44

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Solution

The fourth proportional to 416,747.88, 625,113.18 and 101,206.44 is: 151,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,747.88 : 625,113.18 = 101,206.44 : x
  2. Step 2: Convert to fraction form
    416,747.88/625,113.18 = 101,206.44/x
  3. Step 3: Cross multiply
    416,747.88x = 625,113.18 × 101,206.44
  4. Step 4: Simplify right side
    416,747.88x = 63,265,479,544.88
  5. Step 5: Solve for x
    x = 63,265,479,544.88/416,747.88
  6. Step 6: Final answer
    x = 151,807.56

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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.