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Finding the Fourth Proportional to 3.50, 5.23 and 3.32

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Solution

The fourth proportional to 3.50, 5.23 and 3.32 is: 4.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.50 : 5.23 = 3.32 : x
  2. Step 2: Convert to fraction form
    3.50/5.23 = 3.32/x
  3. Step 3: Cross multiply
    3.50x = 5.23 × 3.32
  4. Step 4: Simplify right side
    3.50x = 17.35
  5. Step 5: Solve for x
    x = 17.35/3.50
  6. Step 6: Final answer
    x = 4.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.