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Finding the Fourth Proportional to 2,443.74, 3,372.35 and 1,324.71

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Solution

The fourth proportional to 2,443.74, 3,372.35 and 1,324.71 is: 1,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.74 : 3,372.35 = 1,324.71 : x
  2. Step 2: Convert to fraction form
    2,443.74/3,372.35 = 1,324.71/x
  3. Step 3: Cross multiply
    2,443.74x = 3,372.35 × 1,324.71
  4. Step 4: Simplify right side
    2,443.74x = 4,467,385.77
  5. Step 5: Solve for x
    x = 4,467,385.77/2,443.74
  6. Step 6: Final answer
    x = 1,828.09

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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.