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Finding the Third Proportional to 5,954,457 and 12,917,121

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Solution

The third proportional to 5,954,457 and 12,917,121 is: 28,021,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954,457 : 12,917,121 = 12,917,121 : x
  2. Step 2: Convert to fraction form
    5,954,457/12,917,121 = 12,917,121/x
  3. Step 3: Cross multiply
    5,954,457x = 12,917,121 × 12,917,121
  4. Step 4: Simplify right side
    5,954,457x = 166,852,014,928,641
  5. Step 5: Solve for x
    x = 166,852,014,928,641/5,954,457
  6. Step 6: Final answer
    x = 28,021,365.33

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.