Home / 584,795.60-878,230.20-451,998.80

Finding the Fourth Proportional to 584,795.60, 878,230.20 and 451,998.80

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Solution

The fourth proportional to 584,795.60, 878,230.20 and 451,998.80 is: 678,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,795.60 : 878,230.20 = 451,998.80 : x
  2. Step 2: Convert to fraction form
    584,795.60/878,230.20 = 451,998.80/x
  3. Step 3: Cross multiply
    584,795.60x = 878,230.20 × 451,998.80
  4. Step 4: Simplify right side
    584,795.60x = 396,958,996,523.76
  5. Step 5: Solve for x
    x = 396,958,996,523.76/584,795.60
  6. Step 6: Final answer
    x = 678,799.56

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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.