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Finding the Fourth Proportional to 3.44, 4.71 and 3.43

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Solution

The fourth proportional to 3.44, 4.71 and 3.43 is: 4.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.44 : 4.71 = 3.43 : x
  2. Step 2: Convert to fraction form
    3.44/4.71 = 3.43/x
  3. Step 3: Cross multiply
    3.44x = 4.71 × 3.43
  4. Step 4: Simplify right side
    3.44x = 16.16
  5. Step 5: Solve for x
    x = 16.16/3.44
  6. Step 6: Final answer
    x = 4.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.