Home / 227,144.40-339,910.20-197,883.60

Finding the Fourth Proportional to 227,144.40, 339,910.20 and 197,883.60

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Solution

The fourth proportional to 227,144.40, 339,910.20 and 197,883.60 is: 296,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,144.40 : 339,910.20 = 197,883.60 : x
  2. Step 2: Convert to fraction form
    227,144.40/339,910.20 = 197,883.60/x
  3. Step 3: Cross multiply
    227,144.40x = 339,910.20 × 197,883.60
  4. Step 4: Simplify right side
    227,144.40x = 67,262,654,052.72
  5. Step 5: Solve for x
    x = 67,262,654,052.72/227,144.40
  6. Step 6: Final answer
    x = 296,122.88

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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.