Home / 324,692.20-447,785.10-203,844.76

Finding the Fourth Proportional to 324,692.20, 447,785.10 and 203,844.76

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Solution

The fourth proportional to 324,692.20, 447,785.10 and 203,844.76 is: 281,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,692.20 : 447,785.10 = 203,844.76 : x
  2. Step 2: Convert to fraction form
    324,692.20/447,785.10 = 203,844.76/x
  3. Step 3: Cross multiply
    324,692.20x = 447,785.10 × 203,844.76
  4. Step 4: Simplify right side
    324,692.20x = 91,278,646,241.08
  5. Step 5: Solve for x
    x = 91,278,646,241.08/324,692.20
  6. Step 6: Final answer
    x = 281,123.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.