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Finding the Fourth Proportional to 332,183.25, 458,437.52 and 188,989.43

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Solution

The fourth proportional to 332,183.25, 458,437.52 and 188,989.43 is: 260,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,183.25 : 458,437.52 = 188,989.43 : x
  2. Step 2: Convert to fraction form
    332,183.25/458,437.52 = 188,989.43/x
  3. Step 3: Cross multiply
    332,183.25x = 458,437.52 × 188,989.43
  4. Step 4: Simplify right side
    332,183.25x = 86,639,843,775.70
  5. Step 5: Solve for x
    x = 86,639,843,775.70/332,183.25
  6. Step 6: Final answer
    x = 260,819.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.