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Finding the Third Proportional to 20,814 and 29,733

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Solution

The third proportional to 20,814 and 29,733 is: 42,473.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,814 : 29,733 = 29,733 : x
  2. Step 2: Convert to fraction form
    20,814/29,733 = 29,733/x
  3. Step 3: Cross multiply
    20,814x = 29,733 × 29,733
  4. Step 4: Simplify right side
    20,814x = 884,051,289
  5. Step 5: Solve for x
    x = 884,051,289/20,814
  6. Step 6: Final answer
    x = 42,473.88

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.