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Finding the Fourth Proportional to 2,365.49, 3,546.27 and 979.82

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Solution

The fourth proportional to 2,365.49, 3,546.27 and 979.82 is: 1,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.49 : 3,546.27 = 979.82 : x
  2. Step 2: Convert to fraction form
    2,365.49/3,546.27 = 979.82/x
  3. Step 3: Cross multiply
    2,365.49x = 3,546.27 × 979.82
  4. Step 4: Simplify right side
    2,365.49x = 3,474,688.54
  5. Step 5: Solve for x
    x = 3,474,688.54/2,365.49
  6. Step 6: Final answer
    x = 1,468.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.