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Finding the Third Proportional to 11,248 and 17,873

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Solution

The third proportional to 11,248 and 17,873 is: 28,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248 : 17,873 = 17,873 : x
  2. Step 2: Convert to fraction form
    11,248/17,873 = 17,873/x
  3. Step 3: Cross multiply
    11,248x = 17,873 × 17,873
  4. Step 4: Simplify right side
    11,248x = 319,444,129
  5. Step 5: Solve for x
    x = 319,444,129/11,248
  6. Step 6: Final answer
    x = 28,400.08

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.