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Finding the Third Proportional to 200,561.91 and 440,484.75

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Solution

The third proportional to 200,561.91 and 440,484.75 is: 967,416.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,561.91 : 440,484.75 = 440,484.75 : x
  2. Step 2: Convert to fraction form
    200,561.91/440,484.75 = 440,484.75/x
  3. Step 3: Cross multiply
    200,561.91x = 440,484.75 × 440,484.75
  4. Step 4: Simplify right side
    200,561.91x = 194,026,814,982.56
  5. Step 5: Solve for x
    x = 194,026,814,982.56/200,561.91
  6. Step 6: Final answer
    x = 967,416.09

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.