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Finding the Third Proportional to 20,904 and 29,303

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Solution

The third proportional to 20,904 and 29,303 is: 41,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,904 : 29,303 = 29,303 : x
  2. Step 2: Convert to fraction form
    20,904/29,303 = 29,303/x
  3. Step 3: Cross multiply
    20,904x = 29,303 × 29,303
  4. Step 4: Simplify right side
    20,904x = 858,665,809
  5. Step 5: Solve for x
    x = 858,665,809/20,904
  6. Step 6: Final answer
    x = 41,076.63

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.