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Finding the Third Proportional to 1,973,567 and 4,251,667

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Solution

The third proportional to 1,973,567 and 4,251,667 is: 9,159,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,567 : 4,251,667 = 4,251,667 : x
  2. Step 2: Convert to fraction form
    1,973,567/4,251,667 = 4,251,667/x
  3. Step 3: Cross multiply
    1,973,567x = 4,251,667 × 4,251,667
  4. Step 4: Simplify right side
    1,973,567x = 18,076,672,278,889
  5. Step 5: Solve for x
    x = 18,076,672,278,889/1,973,567
  6. Step 6: Final answer
    x = 9,159,391.23

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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.