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Finding the Fourth Proportional to 451,136.22, 676,651.66 and 181,253.44

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Solution

The fourth proportional to 451,136.22, 676,651.66 and 181,253.44 is: 271,858.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,136.22 : 676,651.66 = 181,253.44 : x
  2. Step 2: Convert to fraction form
    451,136.22/676,651.66 = 181,253.44/x
  3. Step 3: Cross multiply
    451,136.22x = 676,651.66 × 181,253.44
  4. Step 4: Simplify right side
    451,136.22x = 122,645,438,292.70
  5. Step 5: Solve for x
    x = 122,645,438,292.70/451,136.22
  6. Step 6: Final answer
    x = 271,858.99

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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.