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Finding the Fourth Proportional to 2,388.41, 3,295.21 and 1,444.49

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Solution

The fourth proportional to 2,388.41, 3,295.21 and 1,444.49 is: 1,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.41 : 3,295.21 = 1,444.49 : x
  2. Step 2: Convert to fraction form
    2,388.41/3,295.21 = 1,444.49/x
  3. Step 3: Cross multiply
    2,388.41x = 3,295.21 × 1,444.49
  4. Step 4: Simplify right side
    2,388.41x = 4,759,897.89
  5. Step 5: Solve for x
    x = 4,759,897.89/2,388.41
  6. Step 6: Final answer
    x = 1,992.91

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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.