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Finding the Fourth Proportional to 236.88, 353.38 and 201.04

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Solution

The fourth proportional to 236.88, 353.38 and 201.04 is: 299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.88 : 353.38 = 201.04 : x
  2. Step 2: Convert to fraction form
    236.88/353.38 = 201.04/x
  3. Step 3: Cross multiply
    236.88x = 353.38 × 201.04
  4. Step 4: Simplify right side
    236.88x = 71,043.52
  5. Step 5: Solve for x
    x = 71,043.52/236.88
  6. Step 6: Final answer
    x = 299.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.