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Finding the Third Proportional to 107,940 and 161,922

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Solution

The third proportional to 107,940 and 161,922 is: 242,901.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,940 : 161,922 = 161,922 : x
  2. Step 2: Convert to fraction form
    107,940/161,922 = 161,922/x
  3. Step 3: Cross multiply
    107,940x = 161,922 × 161,922
  4. Step 4: Simplify right side
    107,940x = 26,218,734,084
  5. Step 5: Solve for x
    x = 26,218,734,084/107,940
  6. Step 6: Final answer
    x = 242,901.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.