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Finding the Fourth Proportional to 263,464.98, 395,198.48 and 63,785.06

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Solution

The fourth proportional to 263,464.98, 395,198.48 and 63,785.06 is: 95,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,464.98 : 395,198.48 = 63,785.06 : x
  2. Step 2: Convert to fraction form
    263,464.98/395,198.48 = 63,785.06/x
  3. Step 3: Cross multiply
    263,464.98x = 395,198.48 × 63,785.06
  4. Step 4: Simplify right side
    263,464.98x = 25,207,758,758.71
  5. Step 5: Solve for x
    x = 25,207,758,758.71/263,464.98
  6. Step 6: Final answer
    x = 95,677.83

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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.