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Finding the Third Proportional to 3,571,434 and 5,389,353

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Solution

The third proportional to 3,571,434 and 5,389,353 is: 8,132,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,434 : 5,389,353 = 5,389,353 : x
  2. Step 2: Convert to fraction form
    3,571,434/5,389,353 = 5,389,353/x
  3. Step 3: Cross multiply
    3,571,434x = 5,389,353 × 5,389,353
  4. Step 4: Simplify right side
    3,571,434x = 29,045,125,758,609
  5. Step 5: Solve for x
    x = 29,045,125,758,609/3,571,434
  6. Step 6: Final answer
    x = 8,132,622.85

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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.