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Finding the Fourth Proportional to 6,352.22, 8,766.08 and 3,557.72

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Solution

The fourth proportional to 6,352.22, 8,766.08 and 3,557.72 is: 4,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.22 : 8,766.08 = 3,557.72 : x
  2. Step 2: Convert to fraction form
    6,352.22/8,766.08 = 3,557.72/x
  3. Step 3: Cross multiply
    6,352.22x = 8,766.08 × 3,557.72
  4. Step 4: Simplify right side
    6,352.22x = 31,187,258.14
  5. Step 5: Solve for x
    x = 31,187,258.14/6,352.22
  6. Step 6: Final answer
    x = 4,909.66

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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.