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Finding the Third Proportional to 916,167.38 and 1,994,982.75

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Solution

The third proportional to 916,167.38 and 1,994,982.75 is: 4,344,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,167.38 : 1,994,982.75 = 1,994,982.75 : x
  2. Step 2: Convert to fraction form
    916,167.38/1,994,982.75 = 1,994,982.75/x
  3. Step 3: Cross multiply
    916,167.38x = 1,994,982.75 × 1,994,982.75
  4. Step 4: Simplify right side
    916,167.38x = 3,979,956,172,797.56
  5. Step 5: Solve for x
    x = 3,979,956,172,797.56/916,167.38
  6. Step 6: Final answer
    x = 4,344,136.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.