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Finding the Third Proportional to 3,467,904.75 and 7,447,131

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Solution

The third proportional to 3,467,904.75 and 7,447,131 is: 15,992,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,904.75 : 7,447,131 = 7,447,131 : x
  2. Step 2: Convert to fraction form
    3,467,904.75/7,447,131 = 7,447,131/x
  3. Step 3: Cross multiply
    3,467,904.75x = 7,447,131 × 7,447,131
  4. Step 4: Simplify right side
    3,467,904.75x = 55,459,760,131,161
  5. Step 5: Solve for x
    x = 55,459,760,131,161/3,467,904.75
  6. Step 6: Final answer
    x = 15,992,296.25

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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.