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Finding the Third Proportional to 9,642 and 22,692

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Solution

The third proportional to 9,642 and 22,692 is: 53,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642 : 22,692 = 22,692 : x
  2. Step 2: Convert to fraction form
    9,642/22,692 = 22,692/x
  3. Step 3: Cross multiply
    9,642x = 22,692 × 22,692
  4. Step 4: Simplify right side
    9,642x = 514,926,864
  5. Step 5: Solve for x
    x = 514,926,864/9,642
  6. Step 6: Final answer
    x = 53,404.57

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.