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Finding the Fourth Proportional to 236.52, 352.47 and 226.40

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Solution

The fourth proportional to 236.52, 352.47 and 226.40 is: 337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.52 : 352.47 = 226.40 : x
  2. Step 2: Convert to fraction form
    236.52/352.47 = 226.40/x
  3. Step 3: Cross multiply
    236.52x = 352.47 × 226.40
  4. Step 4: Simplify right side
    236.52x = 79,798.29
  5. Step 5: Solve for x
    x = 79,798.29/236.52
  6. Step 6: Final answer
    x = 337.38

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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.