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Finding the Fourth Proportional to 332,456.45, 498,532.94 and 119,141.94

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Solution

The fourth proportional to 332,456.45, 498,532.94 and 119,141.94 is: 178,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,456.45 : 498,532.94 = 119,141.94 : x
  2. Step 2: Convert to fraction form
    332,456.45/498,532.94 = 119,141.94/x
  3. Step 3: Cross multiply
    332,456.45x = 498,532.94 × 119,141.94
  4. Step 4: Simplify right side
    332,456.45x = 59,396,181,212.00
  5. Step 5: Solve for x
    x = 59,396,181,212.00/332,456.45
  6. Step 6: Final answer
    x = 178,658.53

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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.