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Finding the Third Proportional to 4.32 and 9.33

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Solution

The third proportional to 4.32 and 9.33 is: 20.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.32 : 9.33 = 9.33 : x
  2. Step 2: Convert to fraction form
    4.32/9.33 = 9.33/x
  3. Step 3: Cross multiply
    4.32x = 9.33 × 9.33
  4. Step 4: Simplify right side
    4.32x = 87.12
  5. Step 5: Solve for x
    x = 87.12/4.32
  6. Step 6: Final answer
    x = 20.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.