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Finding the Fourth Proportional to 582,620,496.80, 873,930,745.20 and 310,522,704.80

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Solution

The fourth proportional to 582,620,496.80, 873,930,745.20 and 310,522,704.80 is: 465,784,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,620,496.80 : 873,930,745.20 = 310,522,704.80 : x
  2. Step 2: Convert to fraction form
    582,620,496.80/873,930,745.20 = 310,522,704.80/x
  3. Step 3: Cross multiply
    582,620,496.80x = 873,930,745.20 × 310,522,704.80
  4. Step 4: Simplify right side
    582,620,496.80x = 271,375,338,807,383,648
  5. Step 5: Solve for x
    x = 271,375,338,807,383,648/582,620,496.80
  6. Step 6: Final answer
    x = 465,784,057.20

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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.