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Finding the Fourth Proportional to 6,327.31, 8,732.21 and 3,494.95

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Solution

The fourth proportional to 6,327.31, 8,732.21 and 3,494.95 is: 4,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.31 : 8,732.21 = 3,494.95 : x
  2. Step 2: Convert to fraction form
    6,327.31/8,732.21 = 3,494.95/x
  3. Step 3: Cross multiply
    6,327.31x = 8,732.21 × 3,494.95
  4. Step 4: Simplify right side
    6,327.31x = 30,518,637.34
  5. Step 5: Solve for x
    x = 30,518,637.34/6,327.31
  6. Step 6: Final answer
    x = 4,823.32

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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.