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Finding the Fourth Proportional to 2,004.68, 2,751.74 and 1,778.70

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Solution

The fourth proportional to 2,004.68, 2,751.74 and 1,778.70 is: 2,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.68 : 2,751.74 = 1,778.70 : x
  2. Step 2: Convert to fraction form
    2,004.68/2,751.74 = 1,778.70/x
  3. Step 3: Cross multiply
    2,004.68x = 2,751.74 × 1,778.70
  4. Step 4: Simplify right side
    2,004.68x = 4,894,519.94
  5. Step 5: Solve for x
    x = 4,894,519.94/2,004.68
  6. Step 6: Final answer
    x = 2,441.55

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.