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Finding the Fourth Proportional to 441,553.89, 662,378.24 and 188,860.62

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Solution

The fourth proportional to 441,553.89, 662,378.24 and 188,860.62 is: 283,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,553.89 : 662,378.24 = 188,860.62 : x
  2. Step 2: Convert to fraction form
    441,553.89/662,378.24 = 188,860.62/x
  3. Step 3: Cross multiply
    441,553.89x = 662,378.24 × 188,860.62
  4. Step 4: Simplify right side
    441,553.89x = 125,097,164,136.61
  5. Step 5: Solve for x
    x = 125,097,164,136.61/441,553.89
  6. Step 6: Final answer
    x = 283,311.20

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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.