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Finding the Fourth Proportional to 2,241.89, 3,092.81 and 1,455.78

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Solution

The fourth proportional to 2,241.89, 3,092.81 and 1,455.78 is: 2,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.89 : 3,092.81 = 1,455.78 : x
  2. Step 2: Convert to fraction form
    2,241.89/3,092.81 = 1,455.78/x
  3. Step 3: Cross multiply
    2,241.89x = 3,092.81 × 1,455.78
  4. Step 4: Simplify right side
    2,241.89x = 4,502,443.66
  5. Step 5: Solve for x
    x = 4,502,443.66/2,241.89
  6. Step 6: Final answer
    x = 2,008.33

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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.