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Finding the Fourth Proportional to 324,704.87, 448,091.25 and 181,464.83

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Solution

The fourth proportional to 324,704.87, 448,091.25 and 181,464.83 is: 250,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,704.87 : 448,091.25 = 181,464.83 : x
  2. Step 2: Convert to fraction form
    324,704.87/448,091.25 = 181,464.83/x
  3. Step 3: Cross multiply
    324,704.87x = 448,091.25 × 181,464.83
  4. Step 4: Simplify right side
    324,704.87x = 81,312,802,505.74
  5. Step 5: Solve for x
    x = 81,312,802,505.74/324,704.87
  6. Step 6: Final answer
    x = 250,420.64

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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.