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Finding the Fourth Proportional to 2,004.52, 2,767.08 and 1,218.84

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Solution

The fourth proportional to 2,004.52, 2,767.08 and 1,218.84 is: 1,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.52 : 2,767.08 = 1,218.84 : x
  2. Step 2: Convert to fraction form
    2,004.52/2,767.08 = 1,218.84/x
  3. Step 3: Cross multiply
    2,004.52x = 2,767.08 × 1,218.84
  4. Step 4: Simplify right side
    2,004.52x = 3,372,627.79
  5. Step 5: Solve for x
    x = 3,372,627.79/2,004.52
  6. Step 6: Final answer
    x = 1,682.51

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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.