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Finding the Fourth Proportional to 264,000.60, 395,655.30 and 106,099.80

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Solution

The fourth proportional to 264,000.60, 395,655.30 and 106,099.80 is: 159,010.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,000.60 : 395,655.30 = 106,099.80 : x
  2. Step 2: Convert to fraction form
    264,000.60/395,655.30 = 106,099.80/x
  3. Step 3: Cross multiply
    264,000.60x = 395,655.30 × 106,099.80
  4. Step 4: Simplify right side
    264,000.60x = 41,978,948,198.94
  5. Step 5: Solve for x
    x = 41,978,948,198.94/264,000.60
  6. Step 6: Final answer
    x = 159,010.81

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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.