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Finding the Third Proportional to 5,468,917 and 11,785,681

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Solution

The third proportional to 5,468,917 and 11,785,681 is: 25,398,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468,917 : 11,785,681 = 11,785,681 : x
  2. Step 2: Convert to fraction form
    5,468,917/11,785,681 = 11,785,681/x
  3. Step 3: Cross multiply
    5,468,917x = 11,785,681 × 11,785,681
  4. Step 4: Simplify right side
    5,468,917x = 138,902,276,633,761
  5. Step 5: Solve for x
    x = 138,902,276,633,761/5,468,917
  6. Step 6: Final answer
    x = 25,398,497.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.