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Finding the Fourth Proportional to 2,334.82, 3,222.22 and 1,729.76

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Solution

The fourth proportional to 2,334.82, 3,222.22 and 1,729.76 is: 2,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.82 : 3,222.22 = 1,729.76 : x
  2. Step 2: Convert to fraction form
    2,334.82/3,222.22 = 1,729.76/x
  3. Step 3: Cross multiply
    2,334.82x = 3,222.22 × 1,729.76
  4. Step 4: Simplify right side
    2,334.82x = 5,573,667.27
  5. Step 5: Solve for x
    x = 5,573,667.27/2,334.82
  6. Step 6: Final answer
    x = 2,387.19

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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.