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Finding the Fourth Proportional to 2,839.68, 4,253.04 and 2,548.08

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Solution

The fourth proportional to 2,839.68, 4,253.04 and 2,548.08 is: 3,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.68 : 4,253.04 = 2,548.08 : x
  2. Step 2: Convert to fraction form
    2,839.68/4,253.04 = 2,548.08/x
  3. Step 3: Cross multiply
    2,839.68x = 4,253.04 × 2,548.08
  4. Step 4: Simplify right side
    2,839.68x = 10,837,086.16
  5. Step 5: Solve for x
    x = 10,837,086.16/2,839.68
  6. Step 6: Final answer
    x = 3,816.31

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Why These Related Problems?

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