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Finding the Fourth Proportional to 6,828.72, 9,423.52 and 3,844.54

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Solution

The fourth proportional to 6,828.72, 9,423.52 and 3,844.54 is: 5,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.72 : 9,423.52 = 3,844.54 : x
  2. Step 2: Convert to fraction form
    6,828.72/9,423.52 = 3,844.54/x
  3. Step 3: Cross multiply
    6,828.72x = 9,423.52 × 3,844.54
  4. Step 4: Simplify right side
    6,828.72x = 36,229,099.58
  5. Step 5: Solve for x
    x = 36,229,099.58/6,828.72
  6. Step 6: Final answer
    x = 5,305.40

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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.