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Finding the Third Proportional to 75,483 and 159,956

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Solution

The third proportional to 75,483 and 159,956 is: 338,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,483 : 159,956 = 159,956 : x
  2. Step 2: Convert to fraction form
    75,483/159,956 = 159,956/x
  3. Step 3: Cross multiply
    75,483x = 159,956 × 159,956
  4. Step 4: Simplify right side
    75,483x = 25,585,921,936
  5. Step 5: Solve for x
    x = 25,585,921,936/75,483
  6. Step 6: Final answer
    x = 338,962.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.