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Finding the Fourth Proportional to 263,601.86, 395,399.04 and 63,923.90

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Solution

The fourth proportional to 263,601.86, 395,399.04 and 63,923.90 is: 95,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,601.86 : 395,399.04 = 63,923.90 : x
  2. Step 2: Convert to fraction form
    263,601.86/395,399.04 = 63,923.90/x
  3. Step 3: Cross multiply
    263,601.86x = 395,399.04 × 63,923.90
  4. Step 4: Simplify right side
    263,601.86x = 25,275,448,693.06
  5. Step 5: Solve for x
    x = 25,275,448,693.06/263,601.86
  6. Step 6: Final answer
    x = 95,884.94

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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.