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Finding the Third Proportional to 17,322 and 27,897

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Solution

The third proportional to 17,322 and 27,897 is: 44,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322 : 27,897 = 27,897 : x
  2. Step 2: Convert to fraction form
    17,322/27,897 = 27,897/x
  3. Step 3: Cross multiply
    17,322x = 27,897 × 27,897
  4. Step 4: Simplify right side
    17,322x = 778,242,609
  5. Step 5: Solve for x
    x = 778,242,609/17,322
  6. Step 6: Final answer
    x = 44,927.99

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.