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Finding the Fourth Proportional to 483,879.69, 667,771.15 and 266,104.92

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Solution

The fourth proportional to 483,879.69, 667,771.15 and 266,104.92 is: 367,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,879.69 : 667,771.15 = 266,104.92 : x
  2. Step 2: Convert to fraction form
    483,879.69/667,771.15 = 266,104.92/x
  3. Step 3: Cross multiply
    483,879.69x = 667,771.15 × 266,104.92
  4. Step 4: Simplify right side
    483,879.69x = 177,697,190,786.88
  5. Step 5: Solve for x
    x = 177,697,190,786.88/483,879.69
  6. Step 6: Final answer
    x = 367,234.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.