Home / 379,826.87-568,776.11-227,928.44

Finding the Fourth Proportional to 379,826.87, 568,776.11 and 227,928.44

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Solution

The fourth proportional to 379,826.87, 568,776.11 and 227,928.44 is: 341,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,826.87 : 568,776.11 = 227,928.44 : x
  2. Step 2: Convert to fraction form
    379,826.87/568,776.11 = 227,928.44/x
  3. Step 3: Cross multiply
    379,826.87x = 568,776.11 × 227,928.44
  4. Step 4: Simplify right side
    379,826.87x = 129,640,247,478.05
  5. Step 5: Solve for x
    x = 129,640,247,478.05/379,826.87
  6. Step 6: Final answer
    x = 341,314.05

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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.