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Finding the Fourth Proportional to 591,347,793.90, 887,021,690.85 and 591,347,793.90

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Solution

The fourth proportional to 591,347,793.90, 887,021,690.85 and 591,347,793.90 is: 887,021,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,347,793.90 : 887,021,690.85 = 591,347,793.90 : x
  2. Step 2: Convert to fraction form
    591,347,793.90/887,021,690.85 = 591,347,793.90/x
  3. Step 3: Cross multiply
    591,347,793.90x = 887,021,690.85 × 591,347,793.90
  4. Step 4: Simplify right side
    591,347,793.90x = 524,538,320,025,595,328
  5. Step 5: Solve for x
    x = 524,538,320,025,595,328/591,347,793.90
  6. Step 6: Final answer
    x = 887,021,690.85

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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.