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Finding the Fourth Proportional to 324,530.54, 447,843.39 and 177,349.59

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Solution

The fourth proportional to 324,530.54, 447,843.39 and 177,349.59 is: 244,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,530.54 : 447,843.39 = 177,349.59 : x
  2. Step 2: Convert to fraction form
    324,530.54/447,843.39 = 177,349.59/x
  3. Step 3: Cross multiply
    324,530.54x = 447,843.39 × 177,349.59
  4. Step 4: Simplify right side
    324,530.54x = 79,424,841,600.71
  5. Step 5: Solve for x
    x = 79,424,841,600.71/324,530.54
  6. Step 6: Final answer
    x = 244,737.65

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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.