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Finding the Fourth Proportional to 327.73, 491.01 and 235.93

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Solution

The fourth proportional to 327.73, 491.01 and 235.93 is: 353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.73 : 491.01 = 235.93 : x
  2. Step 2: Convert to fraction form
    327.73/491.01 = 235.93/x
  3. Step 3: Cross multiply
    327.73x = 491.01 × 235.93
  4. Step 4: Simplify right side
    327.73x = 115,843.99
  5. Step 5: Solve for x
    x = 115,843.99/327.73
  6. Step 6: Final answer
    x = 353.47

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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.