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Finding the Fourth Proportional to 332,040.73, 458,214.06 and 188,800.76

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Solution

The fourth proportional to 332,040.73, 458,214.06 and 188,800.76 is: 260,543.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,040.73 : 458,214.06 = 188,800.76 : x
  2. Step 2: Convert to fraction form
    332,040.73/458,214.06 = 188,800.76/x
  3. Step 3: Cross multiply
    332,040.73x = 458,214.06 × 188,800.76
  4. Step 4: Simplify right side
    332,040.73x = 86,511,160,479.62
  5. Step 5: Solve for x
    x = 86,511,160,479.62/332,040.73
  6. Step 6: Final answer
    x = 260,543.82

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1.5x scale

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.