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Finding the Third Proportional to 916,179.19 and 1,995,006.38

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Solution

The third proportional to 916,179.19 and 1,995,006.38 is: 4,344,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,179.19 : 1,995,006.38 = 1,995,006.38 : x
  2. Step 2: Convert to fraction form
    916,179.19/1,995,006.38 = 1,995,006.38/x
  3. Step 3: Cross multiply
    916,179.19x = 1,995,006.38 × 1,995,006.38
  4. Step 4: Simplify right side
    916,179.19x = 3,980,050,436,290.64
  5. Step 5: Solve for x
    x = 3,980,050,436,290.64/916,179.19
  6. Step 6: Final answer
    x = 4,344,183.42

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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.