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Finding the Fourth Proportional to 324,597.82, 447,936.60 and 181,358.86

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Solution

The fourth proportional to 324,597.82, 447,936.60 and 181,358.86 is: 250,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,597.82 : 447,936.60 = 181,358.86 : x
  2. Step 2: Convert to fraction form
    324,597.82/447,936.60 = 181,358.86/x
  3. Step 3: Cross multiply
    324,597.82x = 447,936.60 × 181,358.86
  4. Step 4: Simplify right side
    324,597.82x = 81,237,271,128.28
  5. Step 5: Solve for x
    x = 81,237,271,128.28/324,597.82
  6. Step 6: Final answer
    x = 250,270.54

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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.