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Finding the Third Proportional to 7,637 and 11,563

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Solution

The third proportional to 7,637 and 11,563 is: 17,507.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637 : 11,563 = 11,563 : x
  2. Step 2: Convert to fraction form
    7,637/11,563 = 11,563/x
  3. Step 3: Cross multiply
    7,637x = 11,563 × 11,563
  4. Step 4: Simplify right side
    7,637x = 133,702,969
  5. Step 5: Solve for x
    x = 133,702,969/7,637
  6. Step 6: Final answer
    x = 17,507.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.