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Finding the Third Proportional to 181,163 and 393,542.50

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Solution

The third proportional to 181,163 and 393,542.50 is: 854,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,163 : 393,542.50 = 393,542.50 : x
  2. Step 2: Convert to fraction form
    181,163/393,542.50 = 393,542.50/x
  3. Step 3: Cross multiply
    181,163x = 393,542.50 × 393,542.50
  4. Step 4: Simplify right side
    181,163x = 154,875,699,306.25
  5. Step 5: Solve for x
    x = 154,875,699,306.25/181,163
  6. Step 6: Final answer
    x = 854,896.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.