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Finding the Fourth Proportional to 3,677, 5,511.85 and 2,034.32

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Solution

The fourth proportional to 3,677, 5,511.85 and 2,034.32 is: 3,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677 : 5,511.85 = 2,034.32 : x
  2. Step 2: Convert to fraction form
    3,677/5,511.85 = 2,034.32/x
  3. Step 3: Cross multiply
    3,677x = 5,511.85 × 2,034.32
  4. Step 4: Simplify right side
    3,677x = 11,212,866.69
  5. Step 5: Solve for x
    x = 11,212,866.69/3,677
  6. Step 6: Final answer
    x = 3,049.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.