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Finding the Third Proportional to 3,961,129 and 8,347,827

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Solution

The third proportional to 3,961,129 and 8,347,827 is: 17,592,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,129 : 8,347,827 = 8,347,827 : x
  2. Step 2: Convert to fraction form
    3,961,129/8,347,827 = 8,347,827/x
  3. Step 3: Cross multiply
    3,961,129x = 8,347,827 × 8,347,827
  4. Step 4: Simplify right side
    3,961,129x = 69,686,215,621,929
  5. Step 5: Solve for x
    x = 69,686,215,621,929/3,961,129
  6. Step 6: Final answer
    x = 17,592,513.55

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.