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Finding the Fourth Proportional to 300,610.54, 450,923.10 and 100,937.44

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Solution

The fourth proportional to 300,610.54, 450,923.10 and 100,937.44 is: 151,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,610.54 : 450,923.10 = 100,937.44 : x
  2. Step 2: Convert to fraction form
    300,610.54/450,923.10 = 100,937.44/x
  3. Step 3: Cross multiply
    300,610.54x = 450,923.10 × 100,937.44
  4. Step 4: Simplify right side
    300,610.54x = 45,515,023,350.86
  5. Step 5: Solve for x
    x = 45,515,023,350.86/300,610.54
  6. Step 6: Final answer
    x = 151,408.61

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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.