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Finding the Fourth Proportional to 9,243.41, 13,865.10 and 2,223.42

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Solution

The fourth proportional to 9,243.41, 13,865.10 and 2,223.42 is: 3,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.41 : 13,865.10 = 2,223.42 : x
  2. Step 2: Convert to fraction form
    9,243.41/13,865.10 = 2,223.42/x
  3. Step 3: Cross multiply
    9,243.41x = 13,865.10 × 2,223.42
  4. Step 4: Simplify right side
    9,243.41x = 30,827,862.98
  5. Step 5: Solve for x
    x = 30,827,862.98/9,243.41
  6. Step 6: Final answer
    x = 3,335.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.