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Finding the Fourth Proportional to 236.14, 355.98 and 232.90

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Solution

The fourth proportional to 236.14, 355.98 and 232.90 is: 351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.14 : 355.98 = 232.90 : x
  2. Step 2: Convert to fraction form
    236.14/355.98 = 232.90/x
  3. Step 3: Cross multiply
    236.14x = 355.98 × 232.90
  4. Step 4: Simplify right side
    236.14x = 82,907.74
  5. Step 5: Solve for x
    x = 82,907.74/236.14
  6. Step 6: Final answer
    x = 351.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.