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Finding the Third Proportional to 1,864,488 and 2,910,057

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Solution

The third proportional to 1,864,488 and 2,910,057 is: 4,541,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,488 : 2,910,057 = 2,910,057 : x
  2. Step 2: Convert to fraction form
    1,864,488/2,910,057 = 2,910,057/x
  3. Step 3: Cross multiply
    1,864,488x = 2,910,057 × 2,910,057
  4. Step 4: Simplify right side
    1,864,488x = 8,468,431,743,249
  5. Step 5: Solve for x
    x = 8,468,431,743,249/1,864,488
  6. Step 6: Final answer
    x = 4,541,960.98

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.