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Finding the Third Proportional to 17,896 and 26,970

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Solution

The third proportional to 17,896 and 26,970 is: 40,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,896 : 26,970 = 26,970 : x
  2. Step 2: Convert to fraction form
    17,896/26,970 = 26,970/x
  3. Step 3: Cross multiply
    17,896x = 26,970 × 26,970
  4. Step 4: Simplify right side
    17,896x = 727,380,900
  5. Step 5: Solve for x
    x = 727,380,900/17,896
  6. Step 6: Final answer
    x = 40,644.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.