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Finding the Fourth Proportional to 365,366,234.40, 548,049,351.60 and 296,491,480.80

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Solution

The fourth proportional to 365,366,234.40, 548,049,351.60 and 296,491,480.80 is: 444,737,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,366,234.40 : 548,049,351.60 = 296,491,480.80 : x
  2. Step 2: Convert to fraction form
    365,366,234.40/548,049,351.60 = 296,491,480.80/x
  3. Step 3: Cross multiply
    365,366,234.40x = 548,049,351.60 × 296,491,480.80
  4. Step 4: Simplify right side
    365,366,234.40x = 162,491,963,807,363,872
  5. Step 5: Solve for x
    x = 162,491,963,807,363,872/365,366,234.40
  6. Step 6: Final answer
    x = 444,737,221.20

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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.