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Finding the Fourth Proportional to 3.16, 4.36 and 2.44

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Solution

The fourth proportional to 3.16, 4.36 and 2.44 is: 3.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.16 : 4.36 = 2.44 : x
  2. Step 2: Convert to fraction form
    3.16/4.36 = 2.44/x
  3. Step 3: Cross multiply
    3.16x = 4.36 × 2.44
  4. Step 4: Simplify right side
    3.16x = 10.63
  5. Step 5: Solve for x
    x = 10.63/3.16
  6. Step 6: Final answer
    x = 3.37

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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.