Home / 534,743.60-802,115.40-531,057.20

Finding the Fourth Proportional to 534,743.60, 802,115.40 and 531,057.20

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Solution

The fourth proportional to 534,743.60, 802,115.40 and 531,057.20 is: 796,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,743.60 : 802,115.40 = 531,057.20 : x
  2. Step 2: Convert to fraction form
    534,743.60/802,115.40 = 531,057.20/x
  3. Step 3: Cross multiply
    534,743.60x = 802,115.40 × 531,057.20
  4. Step 4: Simplify right side
    534,743.60x = 425,969,158,400.88
  5. Step 5: Solve for x
    x = 425,969,158,400.88/534,743.60
  6. Step 6: Final answer
    x = 796,585.80

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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.