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Finding the Third Proportional to 181,742 and 275,883

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Solution

The third proportional to 181,742 and 275,883 is: 418,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,742 : 275,883 = 275,883 : x
  2. Step 2: Convert to fraction form
    181,742/275,883 = 275,883/x
  3. Step 3: Cross multiply
    181,742x = 275,883 × 275,883
  4. Step 4: Simplify right side
    181,742x = 76,111,429,689
  5. Step 5: Solve for x
    x = 76,111,429,689/181,742
  6. Step 6: Final answer
    x = 418,788.34

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.