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Finding the Fourth Proportional to 226.35, 339.53 and 226.35

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Solution

The fourth proportional to 226.35, 339.53 and 226.35 is: 339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.35 : 339.53 = 226.35 : x
  2. Step 2: Convert to fraction form
    226.35/339.53 = 226.35/x
  3. Step 3: Cross multiply
    226.35x = 339.53 × 226.35
  4. Step 4: Simplify right side
    226.35x = 76,851.48
  5. Step 5: Solve for x
    x = 76,851.48/226.35
  6. Step 6: Final answer
    x = 339.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.