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Finding the Fourth Proportional to 2,798.08, 3,859.40 and 2,375.52

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Solution

The fourth proportional to 2,798.08, 3,859.40 and 2,375.52 is: 3,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.08 : 3,859.40 = 2,375.52 : x
  2. Step 2: Convert to fraction form
    2,798.08/3,859.40 = 2,375.52/x
  3. Step 3: Cross multiply
    2,798.08x = 3,859.40 × 2,375.52
  4. Step 4: Simplify right side
    2,798.08x = 9,168,081.89
  5. Step 5: Solve for x
    x = 9,168,081.89/2,798.08
  6. Step 6: Final answer
    x = 3,276.56

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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.