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Finding the Third Proportional to 47,603 and 101,318

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Solution

The third proportional to 47,603 and 101,318 is: 215,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,603 : 101,318 = 101,318 : x
  2. Step 2: Convert to fraction form
    47,603/101,318 = 101,318/x
  3. Step 3: Cross multiply
    47,603x = 101,318 × 101,318
  4. Step 4: Simplify right side
    47,603x = 10,265,337,124
  5. Step 5: Solve for x
    x = 10,265,337,124/47,603
  6. Step 6: Final answer
    x = 215,644.75

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.