Home / 332,487.20-498,183.60-192,000.80

Finding the Fourth Proportional to 332,487.20, 498,183.60 and 192,000.80

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Solution

The fourth proportional to 332,487.20, 498,183.60 and 192,000.80 is: 287,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,487.20 : 498,183.60 = 192,000.80 : x
  2. Step 2: Convert to fraction form
    332,487.20/498,183.60 = 192,000.80/x
  3. Step 3: Cross multiply
    332,487.20x = 498,183.60 × 192,000.80
  4. Step 4: Simplify right side
    332,487.20x = 95,651,649,746.88
  5. Step 5: Solve for x
    x = 95,651,649,746.88/332,487.20
  6. Step 6: Final answer
    x = 287,685.21

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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.