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Finding the Fourth Proportional to 416,778.33, 625,167.50 and 101,233.11

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Solution

The fourth proportional to 416,778.33, 625,167.50 and 101,233.11 is: 151,849.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,778.33 : 625,167.50 = 101,233.11 : x
  2. Step 2: Convert to fraction form
    416,778.33/625,167.50 = 101,233.11/x
  3. Step 3: Cross multiply
    416,778.33x = 625,167.50 × 101,233.11
  4. Step 4: Simplify right side
    416,778.33x = 63,287,650,295.93
  5. Step 5: Solve for x
    x = 63,287,650,295.93/416,778.33
  6. Step 6: Final answer
    x = 151,849.67

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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.