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Finding the Third Proportional to 101,558 and 148,867

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Solution

The third proportional to 101,558 and 148,867 is: 218,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,558 : 148,867 = 148,867 : x
  2. Step 2: Convert to fraction form
    101,558/148,867 = 148,867/x
  3. Step 3: Cross multiply
    101,558x = 148,867 × 148,867
  4. Step 4: Simplify right side
    101,558x = 22,161,383,689
  5. Step 5: Solve for x
    x = 22,161,383,689/101,558
  6. Step 6: Final answer
    x = 218,214.06

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.