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Finding the Fourth Proportional to 736.32, 1,104.60 and 351.57

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Solution

The fourth proportional to 736.32, 1,104.60 and 351.57 is: 527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.32 : 1,104.60 = 351.57 : x
  2. Step 2: Convert to fraction form
    736.32/1,104.60 = 351.57/x
  3. Step 3: Cross multiply
    736.32x = 1,104.60 × 351.57
  4. Step 4: Simplify right side
    736.32x = 388,344.22
  5. Step 5: Solve for x
    x = 388,344.22/736.32
  6. Step 6: Final answer
    x = 527.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.