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Finding the Third Proportional to 8,956,656 and 13,479,912

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Solution

The third proportional to 8,956,656 and 13,479,912 is: 20,287,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,656 : 13,479,912 = 13,479,912 : x
  2. Step 2: Convert to fraction form
    8,956,656/13,479,912 = 13,479,912/x
  3. Step 3: Cross multiply
    8,956,656x = 13,479,912 × 13,479,912
  4. Step 4: Simplify right side
    8,956,656x = 181,708,027,527,744
  5. Step 5: Solve for x
    x = 181,708,027,527,744/8,956,656
  6. Step 6: Final answer
    x = 20,287,485.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.