Home / 311,593.20-467,535.60-162,002.40

Finding the Fourth Proportional to 311,593.20, 467,535.60 and 162,002.40

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Solution

The fourth proportional to 311,593.20, 467,535.60 and 162,002.40 is: 243,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,593.20 : 467,535.60 = 162,002.40 : x
  2. Step 2: Convert to fraction form
    311,593.20/467,535.60 = 162,002.40/x
  3. Step 3: Cross multiply
    311,593.20x = 467,535.60 × 162,002.40
  4. Step 4: Simplify right side
    311,593.20x = 75,741,889,285.44
  5. Step 5: Solve for x
    x = 75,741,889,285.44/311,593.20
  6. Step 6: Final answer
    x = 243,079.40

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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.