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Finding the Fourth Proportional to 344,819.73, 517,467.44 and 120,182.03

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Solution

The fourth proportional to 344,819.73, 517,467.44 and 120,182.03 is: 180,355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,819.73 : 517,467.44 = 120,182.03 : x
  2. Step 2: Convert to fraction form
    344,819.73/517,467.44 = 120,182.03/x
  3. Step 3: Cross multiply
    344,819.73x = 517,467.44 × 120,182.03
  4. Step 4: Simplify right side
    344,819.73x = 62,190,286,375.70
  5. Step 5: Solve for x
    x = 62,190,286,375.70/344,819.73
  6. Step 6: Final answer
    x = 180,355.94

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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.