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Finding the Fourth Proportional to 444,780.50, 667,239.87 and 149,361.62

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Solution

The fourth proportional to 444,780.50, 667,239.87 and 149,361.62 is: 224,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,780.50 : 667,239.87 = 149,361.62 : x
  2. Step 2: Convert to fraction form
    444,780.50/667,239.87 = 149,361.62/x
  3. Step 3: Cross multiply
    444,780.50x = 667,239.87 × 149,361.62
  4. Step 4: Simplify right side
    444,780.50x = 99,660,027,911.79
  5. Step 5: Solve for x
    x = 99,660,027,911.79/444,780.50
  6. Step 6: Final answer
    x = 224,065.64

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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.