Home / 541,296.20-811,944.30-167,318.60

Finding the Fourth Proportional to 541,296.20, 811,944.30 and 167,318.60

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Solution

The fourth proportional to 541,296.20, 811,944.30 and 167,318.60 is: 250,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,296.20 : 811,944.30 = 167,318.60 : x
  2. Step 2: Convert to fraction form
    541,296.20/811,944.30 = 167,318.60/x
  3. Step 3: Cross multiply
    541,296.20x = 811,944.30 × 167,318.60
  4. Step 4: Simplify right side
    541,296.20x = 135,853,383,553.98
  5. Step 5: Solve for x
    x = 135,853,383,553.98/541,296.20
  6. Step 6: Final answer
    x = 250,977.90

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Similar ratio
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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.