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Finding the Third Proportional to 3,300 and 8,906

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Solution

The third proportional to 3,300 and 8,906 is: 24,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300 : 8,906 = 8,906 : x
  2. Step 2: Convert to fraction form
    3,300/8,906 = 8,906/x
  3. Step 3: Cross multiply
    3,300x = 8,906 × 8,906
  4. Step 4: Simplify right side
    3,300x = 79,316,836
  5. Step 5: Solve for x
    x = 79,316,836/3,300
  6. Step 6: Final answer
    x = 24,035.40

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Why These Related Problems?

These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.