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Finding the Third Proportional to 5,340,432 and 8,274,525

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Solution

The third proportional to 5,340,432 and 8,274,525 is: 12,820,641.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,432 : 8,274,525 = 8,274,525 : x
  2. Step 2: Convert to fraction form
    5,340,432/8,274,525 = 8,274,525/x
  3. Step 3: Cross multiply
    5,340,432x = 8,274,525 × 8,274,525
  4. Step 4: Simplify right side
    5,340,432x = 68,467,763,975,625
  5. Step 5: Solve for x
    x = 68,467,763,975,625/5,340,432
  6. Step 6: Final answer
    x = 12,820,641.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.