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Finding the Fourth Proportional to 5,202.95, 7,180.07 and 2,845.08

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Solution

The fourth proportional to 5,202.95, 7,180.07 and 2,845.08 is: 3,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.95 : 7,180.07 = 2,845.08 : x
  2. Step 2: Convert to fraction form
    5,202.95/7,180.07 = 2,845.08/x
  3. Step 3: Cross multiply
    5,202.95x = 7,180.07 × 2,845.08
  4. Step 4: Simplify right side
    5,202.95x = 20,427,859.33
  5. Step 5: Solve for x
    x = 20,427,859.33/5,202.95
  6. Step 6: Final answer
    x = 3,926.21

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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.