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Finding the Third Proportional to 1,908,504 and 4,115,928

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Solution

The third proportional to 1,908,504 and 4,115,928 is: 8,876,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,504 : 4,115,928 = 4,115,928 : x
  2. Step 2: Convert to fraction form
    1,908,504/4,115,928 = 4,115,928/x
  3. Step 3: Cross multiply
    1,908,504x = 4,115,928 × 4,115,928
  4. Step 4: Simplify right side
    1,908,504x = 16,940,863,301,184
  5. Step 5: Solve for x
    x = 16,940,863,301,184/1,908,504
  6. Step 6: Final answer
    x = 8,876,514.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.