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Finding the Third Proportional to 19,904 and 29,398

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Solution

The third proportional to 19,904 and 29,398 is: 43,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904 : 29,398 = 29,398 : x
  2. Step 2: Convert to fraction form
    19,904/29,398 = 29,398/x
  3. Step 3: Cross multiply
    19,904x = 29,398 × 29,398
  4. Step 4: Simplify right side
    19,904x = 864,242,404
  5. Step 5: Solve for x
    x = 864,242,404/19,904
  6. Step 6: Final answer
    x = 43,420.54

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.