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Finding the Fourth Proportional to 203,281.30, 304,921.95 and 150,793.30

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Solution

The fourth proportional to 203,281.30, 304,921.95 and 150,793.30 is: 226,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,281.30 : 304,921.95 = 150,793.30 : x
  2. Step 2: Convert to fraction form
    203,281.30/304,921.95 = 150,793.30/x
  3. Step 3: Cross multiply
    203,281.30x = 304,921.95 × 150,793.30
  4. Step 4: Simplify right side
    203,281.30x = 45,980,187,082.94
  5. Step 5: Solve for x
    x = 45,980,187,082.94/203,281.30
  6. Step 6: Final answer
    x = 226,189.95

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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.