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Finding the Fourth Proportional to 622.71, 934.11 and 232.62

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Solution

The fourth proportional to 622.71, 934.11 and 232.62 is: 348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.71 : 934.11 = 232.62 : x
  2. Step 2: Convert to fraction form
    622.71/934.11 = 232.62/x
  3. Step 3: Cross multiply
    622.71x = 934.11 × 232.62
  4. Step 4: Simplify right side
    622.71x = 217,293.77
  5. Step 5: Solve for x
    x = 217,293.77/622.71
  6. Step 6: Final answer
    x = 348.95

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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.