Home / 331,446.20-496,391.70-225,692.60

Finding the Fourth Proportional to 331,446.20, 496,391.70 and 225,692.60

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Solution

The fourth proportional to 331,446.20, 496,391.70 and 225,692.60 is: 338,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,446.20 : 496,391.70 = 225,692.60 : x
  2. Step 2: Convert to fraction form
    331,446.20/496,391.70 = 225,692.60/x
  3. Step 3: Cross multiply
    331,446.20x = 496,391.70 × 225,692.60
  4. Step 4: Simplify right side
    331,446.20x = 112,031,933,391.42
  5. Step 5: Solve for x
    x = 112,031,933,391.42/331,446.20
  6. Step 6: Final answer
    x = 338,009.41

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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.