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Finding the Fourth Proportional to 3.35, 4.58 and 3.24

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Solution

The fourth proportional to 3.35, 4.58 and 3.24 is: 4.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.35 : 4.58 = 3.24 : x
  2. Step 2: Convert to fraction form
    3.35/4.58 = 3.24/x
  3. Step 3: Cross multiply
    3.35x = 4.58 × 3.24
  4. Step 4: Simplify right side
    3.35x = 14.82
  5. Step 5: Solve for x
    x = 14.82/3.35
  6. Step 6: Final answer
    x = 4.43

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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.