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Finding the Fourth Proportional to 3,244, 4,476.72 and 1,846.88

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Solution

The fourth proportional to 3,244, 4,476.72 and 1,846.88 is: 2,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244 : 4,476.72 = 1,846.88 : x
  2. Step 2: Convert to fraction form
    3,244/4,476.72 = 1,846.88/x
  3. Step 3: Cross multiply
    3,244x = 4,476.72 × 1,846.88
  4. Step 4: Simplify right side
    3,244x = 8,267,964.63
  5. Step 5: Solve for x
    x = 8,267,964.63/3,244
  6. Step 6: Final answer
    x = 2,548.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.