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Finding the Third Proportional to 22,276 and 47,900

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Solution

The third proportional to 22,276 and 47,900 is: 102,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276 : 47,900 = 47,900 : x
  2. Step 2: Convert to fraction form
    22,276/47,900 = 47,900/x
  3. Step 3: Cross multiply
    22,276x = 47,900 × 47,900
  4. Step 4: Simplify right side
    22,276x = 2,294,410,000
  5. Step 5: Solve for x
    x = 2,294,410,000/22,276
  6. Step 6: Final answer
    x = 102,999.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.