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Finding the Fourth Proportional to 2,391.35, 3,300.37 and 1,343.41

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Solution

The fourth proportional to 2,391.35, 3,300.37 and 1,343.41 is: 1,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.35 : 3,300.37 = 1,343.41 : x
  2. Step 2: Convert to fraction form
    2,391.35/3,300.37 = 1,343.41/x
  3. Step 3: Cross multiply
    2,391.35x = 3,300.37 × 1,343.41
  4. Step 4: Simplify right side
    2,391.35x = 4,433,726.84
  5. Step 5: Solve for x
    x = 4,433,726.84/2,391.35
  6. Step 6: Final answer
    x = 1,854.07

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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.