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Finding the Third Proportional to 46,978 and 97,834

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Solution

The third proportional to 46,978 and 97,834 is: 203,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,978 : 97,834 = 97,834 : x
  2. Step 2: Convert to fraction form
    46,978/97,834 = 97,834/x
  3. Step 3: Cross multiply
    46,978x = 97,834 × 97,834
  4. Step 4: Simplify right side
    46,978x = 9,571,491,556
  5. Step 5: Solve for x
    x = 9,571,491,556/46,978
  6. Step 6: Final answer
    x = 203,744.13

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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.