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Finding the Third Proportional to 1,873,412 and 4,420,973

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Solution

The third proportional to 1,873,412 and 4,420,973 is: 10,432,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,412 : 4,420,973 = 4,420,973 : x
  2. Step 2: Convert to fraction form
    1,873,412/4,420,973 = 4,420,973/x
  3. Step 3: Cross multiply
    1,873,412x = 4,420,973 × 4,420,973
  4. Step 4: Simplify right side
    1,873,412x = 19,545,002,266,729
  5. Step 5: Solve for x
    x = 19,545,002,266,729/1,873,412
  6. Step 6: Final answer
    x = 10,432,837.13

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.