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Finding the Third Proportional to 5,077,252 and 10,990,472

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Solution

The third proportional to 5,077,252 and 10,990,472 is: 23,790,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077,252 : 10,990,472 = 10,990,472 : x
  2. Step 2: Convert to fraction form
    5,077,252/10,990,472 = 10,990,472/x
  3. Step 3: Cross multiply
    5,077,252x = 10,990,472 × 10,990,472
  4. Step 4: Simplify right side
    5,077,252x = 120,790,474,782,784
  5. Step 5: Solve for x
    x = 120,790,474,782,784/5,077,252
  6. Step 6: Final answer
    x = 23,790,521.88

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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.