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Finding the Third Proportional to 17,848 and 36,128

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Solution

The third proportional to 17,848 and 36,128 is: 73,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848 : 36,128 = 36,128 : x
  2. Step 2: Convert to fraction form
    17,848/36,128 = 36,128/x
  3. Step 3: Cross multiply
    17,848x = 36,128 × 36,128
  4. Step 4: Simplify right side
    17,848x = 1,305,232,384
  5. Step 5: Solve for x
    x = 1,305,232,384/17,848
  6. Step 6: Final answer
    x = 73,130.46

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.