Home / 540,849.20-811,350.60-166,833.20

Finding the Fourth Proportional to 540,849.20, 811,350.60 and 166,833.20

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Solution

The fourth proportional to 540,849.20, 811,350.60 and 166,833.20 is: 250,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,849.20 : 811,350.60 = 166,833.20 : x
  2. Step 2: Convert to fraction form
    540,849.20/811,350.60 = 166,833.20/x
  3. Step 3: Cross multiply
    540,849.20x = 811,350.60 × 166,833.20
  4. Step 4: Simplify right side
    540,849.20x = 135,360,216,919.92
  5. Step 5: Solve for x
    x = 135,360,216,919.92/540,849.20
  6. Step 6: Final answer
    x = 250,273.49

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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.