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Finding the Fourth Proportional to 4,382.54, 6,047.91 and 2,810.64

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Solution

The fourth proportional to 4,382.54, 6,047.91 and 2,810.64 is: 3,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.54 : 6,047.91 = 2,810.64 : x
  2. Step 2: Convert to fraction form
    4,382.54/6,047.91 = 2,810.64/x
  3. Step 3: Cross multiply
    4,382.54x = 6,047.91 × 2,810.64
  4. Step 4: Simplify right side
    4,382.54x = 16,998,475.94
  5. Step 5: Solve for x
    x = 16,998,475.94/4,382.54
  6. Step 6: Final answer
    x = 3,878.68

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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.