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Finding the Fourth Proportional to 3,901.82, 5,384.61 and 2,330.82

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Solution

The fourth proportional to 3,901.82, 5,384.61 and 2,330.82 is: 3,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.82 : 5,384.61 = 2,330.82 : x
  2. Step 2: Convert to fraction form
    3,901.82/5,384.61 = 2,330.82/x
  3. Step 3: Cross multiply
    3,901.82x = 5,384.61 × 2,330.82
  4. Step 4: Simplify right side
    3,901.82x = 12,550,556.68
  5. Step 5: Solve for x
    x = 12,550,556.68/3,901.82
  6. Step 6: Final answer
    x = 3,216.59

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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.