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Finding the Fourth Proportional to 311,234.72, 466,103.61 and 177,710.27

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Solution

The fourth proportional to 311,234.72, 466,103.61 and 177,710.27 is: 266,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,234.72 : 466,103.61 = 177,710.27 : x
  2. Step 2: Convert to fraction form
    311,234.72/466,103.61 = 177,710.27/x
  3. Step 3: Cross multiply
    311,234.72x = 466,103.61 × 177,710.27
  4. Step 4: Simplify right side
    311,234.72x = 82,831,396,050.56
  5. Step 5: Solve for x
    x = 82,831,396,050.56/311,234.72
  6. Step 6: Final answer
    x = 266,138.04

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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.