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Finding the Third Proportional to 862,067 and 1,873,354

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Solution

The third proportional to 862,067 and 1,873,354 is: 4,070,977.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,067 : 1,873,354 = 1,873,354 : x
  2. Step 2: Convert to fraction form
    862,067/1,873,354 = 1,873,354/x
  3. Step 3: Cross multiply
    862,067x = 1,873,354 × 1,873,354
  4. Step 4: Simplify right side
    862,067x = 3,509,455,209,316
  5. Step 5: Solve for x
    x = 3,509,455,209,316/862,067
  6. Step 6: Final answer
    x = 4,070,977.32

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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.