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Finding the Fourth Proportional to 324,562.36, 447,892.84 and 181,321.96

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Solution

The fourth proportional to 324,562.36, 447,892.84 and 181,321.96 is: 250,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,562.36 : 447,892.84 = 181,321.96 : x
  2. Step 2: Convert to fraction form
    324,562.36/447,892.84 = 181,321.96/x
  3. Step 3: Cross multiply
    324,562.36x = 447,892.84 × 181,321.96
  4. Step 4: Simplify right side
    324,562.36x = 81,212,807,618.77
  5. Step 5: Solve for x
    x = 81,212,807,618.77/324,562.36
  6. Step 6: Final answer
    x = 250,222.51

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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.