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Finding the Fourth Proportional to 612.26, 844.92 and 336.26

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Solution

The fourth proportional to 612.26, 844.92 and 336.26 is: 464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.26 : 844.92 = 336.26 : x
  2. Step 2: Convert to fraction form
    612.26/844.92 = 336.26/x
  3. Step 3: Cross multiply
    612.26x = 844.92 × 336.26
  4. Step 4: Simplify right side
    612.26x = 284,112.80
  5. Step 5: Solve for x
    x = 284,112.80/612.26
  6. Step 6: Final answer
    x = 464.04

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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.