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Finding the Third Proportional to 1,786,417 and 2,553,325

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Solution

The third proportional to 1,786,417 and 2,553,325 is: 3,649,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,417 : 2,553,325 = 2,553,325 : x
  2. Step 2: Convert to fraction form
    1,786,417/2,553,325 = 2,553,325/x
  3. Step 3: Cross multiply
    1,786,417x = 2,553,325 × 2,553,325
  4. Step 4: Simplify right side
    1,786,417x = 6,519,468,555,625
  5. Step 5: Solve for x
    x = 6,519,468,555,625/1,786,417
  6. Step 6: Final answer
    x = 3,649,466.25

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.