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Finding the Fourth Proportional to 5,495.75, 8,236.51 and 3,520.62

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Solution

The fourth proportional to 5,495.75, 8,236.51 and 3,520.62 is: 5,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.75 : 8,236.51 = 3,520.62 : x
  2. Step 2: Convert to fraction form
    5,495.75/8,236.51 = 3,520.62/x
  3. Step 3: Cross multiply
    5,495.75x = 8,236.51 × 3,520.62
  4. Step 4: Simplify right side
    5,495.75x = 28,997,580.65
  5. Step 5: Solve for x
    x = 28,997,580.65/5,495.75
  6. Step 6: Final answer
    x = 5,276.36

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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.