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Finding the Third Proportional to 2,583,416.25 and 5,561,721

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Solution

The third proportional to 2,583,416.25 and 5,561,721 is: 11,973,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583,416.25 : 5,561,721 = 5,561,721 : x
  2. Step 2: Convert to fraction form
    2,583,416.25/5,561,721 = 5,561,721/x
  3. Step 3: Cross multiply
    2,583,416.25x = 5,561,721 × 5,561,721
  4. Step 4: Simplify right side
    2,583,416.25x = 30,932,740,481,841
  5. Step 5: Solve for x
    x = 30,932,740,481,841/2,583,416.25
  6. Step 6: Final answer
    x = 11,973,579.74

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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.