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Finding the Fourth Proportional to 234,863.54, 352,307.62 and 178,791.56

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Solution

The fourth proportional to 234,863.54, 352,307.62 and 178,791.56 is: 268,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,863.54 : 352,307.62 = 178,791.56 : x
  2. Step 2: Convert to fraction form
    234,863.54/352,307.62 = 178,791.56/x
  3. Step 3: Cross multiply
    234,863.54x = 352,307.62 × 178,791.56
  4. Step 4: Simplify right side
    234,863.54x = 62,989,628,979.69
  5. Step 5: Solve for x
    x = 62,989,628,979.69/234,863.54
  6. Step 6: Final answer
    x = 268,196.71

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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.