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Finding the Third Proportional to 1,872,847 and 4,029,937

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Solution

The third proportional to 1,872,847 and 4,029,937 is: 8,671,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,847 : 4,029,937 = 4,029,937 : x
  2. Step 2: Convert to fraction form
    1,872,847/4,029,937 = 4,029,937/x
  3. Step 3: Cross multiply
    1,872,847x = 4,029,937 × 4,029,937
  4. Step 4: Simplify right side
    1,872,847x = 16,240,392,223,969
  5. Step 5: Solve for x
    x = 16,240,392,223,969/1,872,847
  6. Step 6: Final answer
    x = 8,671,499.71

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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.