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Finding the Fourth Proportional to 3,682.72, 5,082.08 and 2,004.08

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Solution

The fourth proportional to 3,682.72, 5,082.08 and 2,004.08 is: 2,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.72 : 5,082.08 = 2,004.08 : x
  2. Step 2: Convert to fraction form
    3,682.72/5,082.08 = 2,004.08/x
  3. Step 3: Cross multiply
    3,682.72x = 5,082.08 × 2,004.08
  4. Step 4: Simplify right side
    3,682.72x = 10,184,894.89
  5. Step 5: Solve for x
    x = 10,184,894.89/3,682.72
  6. Step 6: Final answer
    x = 2,765.59

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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.