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Finding the Fourth Proportional to 496,253.91, 744,310.45 and 159,250.98

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Solution

The fourth proportional to 496,253.91, 744,310.45 and 159,250.98 is: 238,853.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,253.91 : 744,310.45 = 159,250.98 : x
  2. Step 2: Convert to fraction form
    496,253.91/744,310.45 = 159,250.98/x
  3. Step 3: Cross multiply
    496,253.91x = 744,310.45 × 159,250.98
  4. Step 4: Simplify right side
    496,253.91x = 118,532,168,586.74
  5. Step 5: Solve for x
    x = 118,532,168,586.74/496,253.91
  6. Step 6: Final answer
    x = 238,853.87

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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.