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Finding the Third Proportional to 103,214 and 159,519

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Solution

The third proportional to 103,214 and 159,519 is: 246,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,214 : 159,519 = 159,519 : x
  2. Step 2: Convert to fraction form
    103,214/159,519 = 159,519/x
  3. Step 3: Cross multiply
    103,214x = 159,519 × 159,519
  4. Step 4: Simplify right side
    103,214x = 25,446,311,361
  5. Step 5: Solve for x
    x = 25,446,311,361/103,214
  6. Step 6: Final answer
    x = 246,539.34

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.