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Finding the Fourth Proportional to 2,762.12, 4,143.18 and 2,593.16

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Solution

The fourth proportional to 2,762.12, 4,143.18 and 2,593.16 is: 3,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.12 : 4,143.18 = 2,593.16 : x
  2. Step 2: Convert to fraction form
    2,762.12/4,143.18 = 2,593.16/x
  3. Step 3: Cross multiply
    2,762.12x = 4,143.18 × 2,593.16
  4. Step 4: Simplify right side
    2,762.12x = 10,743,928.65
  5. Step 5: Solve for x
    x = 10,743,928.65/2,762.12
  6. Step 6: Final answer
    x = 3,889.74

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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.