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Finding the Fourth Proportional to 496,228.44, 744,439.59 and 159,243.19

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Solution

The fourth proportional to 496,228.44, 744,439.59 and 159,243.19 is: 238,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,228.44 : 744,439.59 = 159,243.19 : x
  2. Step 2: Convert to fraction form
    496,228.44/744,439.59 = 159,243.19/x
  3. Step 3: Cross multiply
    496,228.44x = 744,439.59 × 159,243.19
  4. Step 4: Simplify right side
    496,228.44x = 118,546,933,212.79
  5. Step 5: Solve for x
    x = 118,546,933,212.79/496,228.44
  6. Step 6: Final answer
    x = 238,895.88

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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.