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Finding the Third Proportional to 47,011 and 97,910

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Solution

The third proportional to 47,011 and 97,910 is: 203,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011 : 97,910 = 97,910 : x
  2. Step 2: Convert to fraction form
    47,011/97,910 = 97,910/x
  3. Step 3: Cross multiply
    47,011x = 97,910 × 97,910
  4. Step 4: Simplify right side
    47,011x = 9,586,368,100
  5. Step 5: Solve for x
    x = 9,586,368,100/47,011
  6. Step 6: Final answer
    x = 203,917.55

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.