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Finding the Third Proportional to 1,683,888 and 2,567,857

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Solution

The third proportional to 1,683,888 and 2,567,857 is: 3,915,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,888 : 2,567,857 = 2,567,857 : x
  2. Step 2: Convert to fraction form
    1,683,888/2,567,857 = 2,567,857/x
  3. Step 3: Cross multiply
    1,683,888x = 2,567,857 × 2,567,857
  4. Step 4: Simplify right side
    1,683,888x = 6,593,889,572,449
  5. Step 5: Solve for x
    x = 6,593,889,572,449/1,683,888
  6. Step 6: Final answer
    x = 3,915,871.82

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.