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Finding the Third Proportional to 18,276 and 37,848

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Solution

The third proportional to 18,276 and 37,848 is: 78,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276 : 37,848 = 37,848 : x
  2. Step 2: Convert to fraction form
    18,276/37,848 = 37,848/x
  3. Step 3: Cross multiply
    18,276x = 37,848 × 37,848
  4. Step 4: Simplify right side
    18,276x = 1,432,471,104
  5. Step 5: Solve for x
    x = 1,432,471,104/18,276
  6. Step 6: Final answer
    x = 78,379.90

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.