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Finding the Third Proportional to 3,159,642 and 4,767,273

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Solution

The third proportional to 3,159,642 and 4,767,273 is: 7,192,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,642 : 4,767,273 = 4,767,273 : x
  2. Step 2: Convert to fraction form
    3,159,642/4,767,273 = 4,767,273/x
  3. Step 3: Cross multiply
    3,159,642x = 4,767,273 × 4,767,273
  4. Step 4: Simplify right side
    3,159,642x = 22,726,891,856,529
  5. Step 5: Solve for x
    x = 22,726,891,856,529/3,159,642
  6. Step 6: Final answer
    x = 7,192,869.27

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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.