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Finding the Fourth Proportional to 444,703.95, 667,092.66 and 145,177.89

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Solution

The fourth proportional to 444,703.95, 667,092.66 and 145,177.89 is: 217,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,703.95 : 667,092.66 = 145,177.89 : x
  2. Step 2: Convert to fraction form
    444,703.95/667,092.66 = 145,177.89/x
  3. Step 3: Cross multiply
    444,703.95x = 667,092.66 × 145,177.89
  4. Step 4: Simplify right side
    444,703.95x = 96,847,104,813.29
  5. Step 5: Solve for x
    x = 96,847,104,813.29/444,703.95
  6. Step 6: Final answer
    x = 217,778.83

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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.