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Finding the Fourth Proportional to 694.25, 958.06 and 414.61

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Solution

The fourth proportional to 694.25, 958.06 and 414.61 is: 572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.25 : 958.06 = 414.61 : x
  2. Step 2: Convert to fraction form
    694.25/958.06 = 414.61/x
  3. Step 3: Cross multiply
    694.25x = 958.06 × 414.61
  4. Step 4: Simplify right side
    694.25x = 397,221.26
  5. Step 5: Solve for x
    x = 397,221.26/694.25
  6. Step 6: Final answer
    x = 572.16

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