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Finding the Fourth Proportional to 3,776.22, 5,211.10 and 2,097.54

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Solution

The fourth proportional to 3,776.22, 5,211.10 and 2,097.54 is: 2,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.22 : 5,211.10 = 2,097.54 : x
  2. Step 2: Convert to fraction form
    3,776.22/5,211.10 = 2,097.54/x
  3. Step 3: Cross multiply
    3,776.22x = 5,211.10 × 2,097.54
  4. Step 4: Simplify right side
    3,776.22x = 10,930,490.69
  5. Step 5: Solve for x
    x = 10,930,490.69/3,776.22
  6. Step 6: Final answer
    x = 2,894.56

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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.