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Finding the Fourth Proportional to 5,071.34, 7,608.08 and 2,149.58

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Solution

The fourth proportional to 5,071.34, 7,608.08 and 2,149.58 is: 3,224.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.34 : 7,608.08 = 2,149.58 : x
  2. Step 2: Convert to fraction form
    5,071.34/7,608.08 = 2,149.58/x
  3. Step 3: Cross multiply
    5,071.34x = 7,608.08 × 2,149.58
  4. Step 4: Simplify right side
    5,071.34x = 16,354,143.94
  5. Step 5: Solve for x
    x = 16,354,143.94/5,071.34
  6. Step 6: Final answer
    x = 3,224.82

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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.