Home / 540,932.20-811,475.10-166,916.20

Finding the Fourth Proportional to 540,932.20, 811,475.10 and 166,916.20

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Solution

The fourth proportional to 540,932.20, 811,475.10 and 166,916.20 is: 250,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,932.20 : 811,475.10 = 166,916.20 : x
  2. Step 2: Convert to fraction form
    540,932.20/811,475.10 = 166,916.20/x
  3. Step 3: Cross multiply
    540,932.20x = 811,475.10 × 166,916.20
  4. Step 4: Simplify right side
    540,932.20x = 135,448,340,086.62
  5. Step 5: Solve for x
    x = 135,448,340,086.62/540,932.20
  6. Step 6: Final answer
    x = 250,398.00

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Double scale
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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.