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Finding the Fourth Proportional to 236.97, 325.33 and 230.94

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Solution

The fourth proportional to 236.97, 325.33 and 230.94 is: 317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.97 : 325.33 = 230.94 : x
  2. Step 2: Convert to fraction form
    236.97/325.33 = 230.94/x
  3. Step 3: Cross multiply
    236.97x = 325.33 × 230.94
  4. Step 4: Simplify right side
    236.97x = 75,131.71
  5. Step 5: Solve for x
    x = 75,131.71/236.97
  6. Step 6: Final answer
    x = 317.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.