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Finding the Fourth Proportional to 543,504,879.60, 814,300,725.60 and 466,977,375.60

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Solution

The fourth proportional to 543,504,879.60, 814,300,725.60 and 466,977,375.60 is: 699,644,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,504,879.60 : 814,300,725.60 = 466,977,375.60 : x
  2. Step 2: Convert to fraction form
    543,504,879.60/814,300,725.60 = 466,977,375.60/x
  3. Step 3: Cross multiply
    543,504,879.60x = 814,300,725.60 × 466,977,375.60
  4. Step 4: Simplify right side
    543,504,879.60x = 380,260,015,789,863,744
  5. Step 5: Solve for x
    x = 380,260,015,789,863,744/543,504,879.60
  6. Step 6: Final answer
    x = 699,644,161.56

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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.