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Finding the Third Proportional to 1,873,728 and 4,031,703

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Solution

The third proportional to 1,873,728 and 4,031,703 is: 8,675,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,728 : 4,031,703 = 4,031,703 : x
  2. Step 2: Convert to fraction form
    1,873,728/4,031,703 = 4,031,703/x
  3. Step 3: Cross multiply
    1,873,728x = 4,031,703 × 4,031,703
  4. Step 4: Simplify right side
    1,873,728x = 16,254,629,080,209
  5. Step 5: Solve for x
    x = 16,254,629,080,209/1,873,728
  6. Step 6: Final answer
    x = 8,675,020.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.