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Finding the Fourth Proportional to 5,989,487.60, 8,984,231.40 and 1,729,794.80

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Solution

The fourth proportional to 5,989,487.60, 8,984,231.40 and 1,729,794.80 is: 2,594,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989,487.60 : 8,984,231.40 = 1,729,794.80 : x
  2. Step 2: Convert to fraction form
    5,989,487.60/8,984,231.40 = 1,729,794.80/x
  3. Step 3: Cross multiply
    5,989,487.60x = 8,984,231.40 × 1,729,794.80
  4. Step 4: Simplify right side
    5,989,487.60x = 15,540,876,757,716.72
  5. Step 5: Solve for x
    x = 15,540,876,757,716.72/5,989,487.60
  6. Step 6: Final answer
    x = 2,594,692.20

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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.