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Finding the Fourth Proportional to 236.22, 352.34 and 229.02

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Solution

The fourth proportional to 236.22, 352.34 and 229.02 is: 341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.22 : 352.34 = 229.02 : x
  2. Step 2: Convert to fraction form
    236.22/352.34 = 229.02/x
  3. Step 3: Cross multiply
    236.22x = 352.34 × 229.02
  4. Step 4: Simplify right side
    236.22x = 80,692.91
  5. Step 5: Solve for x
    x = 80,692.91/236.22
  6. Step 6: Final answer
    x = 341.60

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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.