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Finding the Fourth Proportional to 332,341.70, 498,512.55 and 191,936.30

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Solution

The fourth proportional to 332,341.70, 498,512.55 and 191,936.30 is: 287,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,341.70 : 498,512.55 = 191,936.30 : x
  2. Step 2: Convert to fraction form
    332,341.70/498,512.55 = 191,936.30/x
  3. Step 3: Cross multiply
    332,341.70x = 498,512.55 × 191,936.30
  4. Step 4: Simplify right side
    332,341.70x = 95,682,654,350.57
  5. Step 5: Solve for x
    x = 95,682,654,350.57/332,341.70
  6. Step 6: Final answer
    x = 287,904.45

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Similar ratio
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1.5x scale

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.