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Finding the Third Proportional to 7,641 and 8,301

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Solution

The third proportional to 7,641 and 8,301 is: 9,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641 : 8,301 = 8,301 : x
  2. Step 2: Convert to fraction form
    7,641/8,301 = 8,301/x
  3. Step 3: Cross multiply
    7,641x = 8,301 × 8,301
  4. Step 4: Simplify right side
    7,641x = 68,906,601
  5. Step 5: Solve for x
    x = 68,906,601/7,641
  6. Step 6: Final answer
    x = 9,018.01

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.