Home / 276,820.20-414,246.15-192,183.30

Finding the Fourth Proportional to 276,820.20, 414,246.15 and 192,183.30

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Solution

The fourth proportional to 276,820.20, 414,246.15 and 192,183.30 is: 287,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,820.20 : 414,246.15 = 192,183.30 : x
  2. Step 2: Convert to fraction form
    276,820.20/414,246.15 = 192,183.30/x
  3. Step 3: Cross multiply
    276,820.20x = 414,246.15 × 192,183.30
  4. Step 4: Simplify right side
    276,820.20x = 79,611,192,119.30
  5. Step 5: Solve for x
    x = 79,611,192,119.30/276,820.20
  6. Step 6: Final answer
    x = 287,591.70

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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.