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Finding the Fourth Proportional to 4.33, 6.49 and 2.32

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Solution

The fourth proportional to 4.33, 6.49 and 2.32 is: 3.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.33 : 6.49 = 2.32 : x
  2. Step 2: Convert to fraction form
    4.33/6.49 = 2.32/x
  3. Step 3: Cross multiply
    4.33x = 6.49 × 2.32
  4. Step 4: Simplify right side
    4.33x = 15.06
  5. Step 5: Solve for x
    x = 15.06/4.33
  6. Step 6: Final answer
    x = 3.48

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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.