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Finding the Third Proportional to 181,900 and 372,818

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Solution

The third proportional to 181,900 and 372,818 is: 764,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,900 : 372,818 = 372,818 : x
  2. Step 2: Convert to fraction form
    181,900/372,818 = 372,818/x
  3. Step 3: Cross multiply
    181,900x = 372,818 × 372,818
  4. Step 4: Simplify right side
    181,900x = 138,993,261,124
  5. Step 5: Solve for x
    x = 138,993,261,124/181,900
  6. Step 6: Final answer
    x = 764,119.08

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.