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Finding the Fourth Proportional to 233.43, 348.26 and 225.02

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Solution

The fourth proportional to 233.43, 348.26 and 225.02 is: 335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.43 : 348.26 = 225.02 : x
  2. Step 2: Convert to fraction form
    233.43/348.26 = 225.02/x
  3. Step 3: Cross multiply
    233.43x = 348.26 × 225.02
  4. Step 4: Simplify right side
    233.43x = 78,365.21
  5. Step 5: Solve for x
    x = 78,365.21/233.43
  6. Step 6: Final answer
    x = 335.72

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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.