Home / 441,621.40-662,650.80-252,227.20

Finding the Fourth Proportional to 441,621.40, 662,650.80 and 252,227.20

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Solution

The fourth proportional to 441,621.40, 662,650.80 and 252,227.20 is: 378,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,621.40 : 662,650.80 = 252,227.20 : x
  2. Step 2: Convert to fraction form
    441,621.40/662,650.80 = 252,227.20/x
  3. Step 3: Cross multiply
    441,621.40x = 662,650.80 × 252,227.20
  4. Step 4: Simplify right side
    441,621.40x = 167,138,555,861.76
  5. Step 5: Solve for x
    x = 167,138,555,861.76/441,621.40
  6. Step 6: Final answer
    x = 378,465.71

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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.