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Finding the Fourth Proportional to 6,325.63, 8,729.32 and 3,493.18

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Solution

The fourth proportional to 6,325.63, 8,729.32 and 3,493.18 is: 4,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.63 : 8,729.32 = 3,493.18 : x
  2. Step 2: Convert to fraction form
    6,325.63/8,729.32 = 3,493.18/x
  3. Step 3: Cross multiply
    6,325.63x = 8,729.32 × 3,493.18
  4. Step 4: Simplify right side
    6,325.63x = 30,493,086.04
  5. Step 5: Solve for x
    x = 30,493,086.04/6,325.63
  6. Step 6: Final answer
    x = 4,820.56

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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.