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Finding the Third Proportional to 8,247,494 and 17,772,280

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Solution

The third proportional to 8,247,494 and 17,772,280 is: 38,296,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247,494 : 17,772,280 = 17,772,280 : x
  2. Step 2: Convert to fraction form
    8,247,494/17,772,280 = 17,772,280/x
  3. Step 3: Cross multiply
    8,247,494x = 17,772,280 × 17,772,280
  4. Step 4: Simplify right side
    8,247,494x = 315,853,936,398,400
  5. Step 5: Solve for x
    x = 315,853,936,398,400/8,247,494
  6. Step 6: Final answer
    x = 38,296,958.62

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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.