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Finding the Fourth Proportional to 701.38, 967.71 and 452.71

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Solution

The fourth proportional to 701.38, 967.71 and 452.71 is: 624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.38 : 967.71 = 452.71 : x
  2. Step 2: Convert to fraction form
    701.38/967.71 = 452.71/x
  3. Step 3: Cross multiply
    701.38x = 967.71 × 452.71
  4. Step 4: Simplify right side
    701.38x = 438,091.99
  5. Step 5: Solve for x
    x = 438,091.99/701.38
  6. Step 6: Final answer
    x = 624.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.