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Finding the Third Proportional to 1,618,678.69 and 2,494,455.75

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Solution

The third proportional to 1,618,678.69 and 2,494,455.75 is: 3,844,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,678.69 : 2,494,455.75 = 2,494,455.75 : x
  2. Step 2: Convert to fraction form
    1,618,678.69/2,494,455.75 = 2,494,455.75/x
  3. Step 3: Cross multiply
    1,618,678.69x = 2,494,455.75 × 2,494,455.75
  4. Step 4: Simplify right side
    1,618,678.69x = 6,222,309,488,708.06
  5. Step 5: Solve for x
    x = 6,222,309,488,708.06/1,618,678.69
  6. Step 6: Final answer
    x = 3,844,067.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.