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Finding the Fourth Proportional to 233.62, 347.46 and 229.02

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Solution

The fourth proportional to 233.62, 347.46 and 229.02 is: 340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.62 : 347.46 = 229.02 : x
  2. Step 2: Convert to fraction form
    233.62/347.46 = 229.02/x
  3. Step 3: Cross multiply
    233.62x = 347.46 × 229.02
  4. Step 4: Simplify right side
    233.62x = 79,575.29
  5. Step 5: Solve for x
    x = 79,575.29/233.62
  6. Step 6: Final answer
    x = 340.62

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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.