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Finding the Third Proportional to 3,324,316 and 7,173,512

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Solution

The third proportional to 3,324,316 and 7,173,512 is: 15,479,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324,316 : 7,173,512 = 7,173,512 : x
  2. Step 2: Convert to fraction form
    3,324,316/7,173,512 = 7,173,512/x
  3. Step 3: Cross multiply
    3,324,316x = 7,173,512 × 7,173,512
  4. Step 4: Simplify right side
    3,324,316x = 51,459,274,414,144
  5. Step 5: Solve for x
    x = 51,459,274,414,144/3,324,316
  6. Step 6: Final answer
    x = 15,479,657.89

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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.