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Finding the Fourth Proportional to 3,636.92, 5,445.10 and 2,317.43

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Solution

The fourth proportional to 3,636.92, 5,445.10 and 2,317.43 is: 3,469.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.92 : 5,445.10 = 2,317.43 : x
  2. Step 2: Convert to fraction form
    3,636.92/5,445.10 = 2,317.43/x
  3. Step 3: Cross multiply
    3,636.92x = 5,445.10 × 2,317.43
  4. Step 4: Simplify right side
    3,636.92x = 12,618,626.51
  5. Step 5: Solve for x
    x = 12,618,626.51/3,636.92
  6. Step 6: Final answer
    x = 3,469.59

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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.