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Finding the Fourth Proportional to 234,791.39, 352,242.37 and 186,940.97

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Solution

The fourth proportional to 234,791.39, 352,242.37 and 186,940.97 is: 280,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,791.39 : 352,242.37 = 186,940.97 : x
  2. Step 2: Convert to fraction form
    234,791.39/352,242.37 = 186,940.97/x
  3. Step 3: Cross multiply
    234,791.39x = 352,242.37 × 186,940.97
  4. Step 4: Simplify right side
    234,791.39x = 65,848,530,322.90
  5. Step 5: Solve for x
    x = 65,848,530,322.90/234,791.39
  6. Step 6: Final answer
    x = 280,455.47

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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.