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Finding the Fourth Proportional to 3,685.52, 5,083.62 and 2,623.16

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Solution

The fourth proportional to 3,685.52, 5,083.62 and 2,623.16 is: 3,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.52 : 5,083.62 = 2,623.16 : x
  2. Step 2: Convert to fraction form
    3,685.52/5,083.62 = 2,623.16/x
  3. Step 3: Cross multiply
    3,685.52x = 5,083.62 × 2,623.16
  4. Step 4: Simplify right side
    3,685.52x = 13,335,148.64
  5. Step 5: Solve for x
    x = 13,335,148.64/3,685.52
  6. Step 6: Final answer
    x = 3,618.25

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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.