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Finding the Third Proportional to 7,327 and 8,929

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Solution

The third proportional to 7,327 and 8,929 is: 10,881.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327 : 8,929 = 8,929 : x
  2. Step 2: Convert to fraction form
    7,327/8,929 = 8,929/x
  3. Step 3: Cross multiply
    7,327x = 8,929 × 8,929
  4. Step 4: Simplify right side
    7,327x = 79,727,041
  5. Step 5: Solve for x
    x = 79,727,041/7,327
  6. Step 6: Final answer
    x = 10,881.27

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.