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Finding the Third Proportional to 3,190,868 and 4,788,512

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Solution

The third proportional to 3,190,868 and 4,788,512 is: 7,186,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,868 : 4,788,512 = 4,788,512 : x
  2. Step 2: Convert to fraction form
    3,190,868/4,788,512 = 4,788,512/x
  3. Step 3: Cross multiply
    3,190,868x = 4,788,512 × 4,788,512
  4. Step 4: Simplify right side
    3,190,868x = 22,929,847,174,144
  5. Step 5: Solve for x
    x = 22,929,847,174,144/3,190,868
  6. Step 6: Final answer
    x = 7,186,084.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.