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Finding the Fourth Proportional to 444,074.21, 664,951.85 and 291,792.48

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Solution

The fourth proportional to 444,074.21, 664,951.85 and 291,792.48 is: 436,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,074.21 : 664,951.85 = 291,792.48 : x
  2. Step 2: Convert to fraction form
    444,074.21/664,951.85 = 291,792.48/x
  3. Step 3: Cross multiply
    444,074.21x = 664,951.85 × 291,792.48
  4. Step 4: Simplify right side
    444,074.21x = 194,027,947,933.13
  5. Step 5: Solve for x
    x = 194,027,947,933.13/444,074.21
  6. Step 6: Final answer
    x = 436,926.86

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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.