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Finding the Third Proportional to 1,220,472 and 2,552,481

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Solution

The third proportional to 1,220,472 and 2,552,481 is: 5,338,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,472 : 2,552,481 = 2,552,481 : x
  2. Step 2: Convert to fraction form
    1,220,472/2,552,481 = 2,552,481/x
  3. Step 3: Cross multiply
    1,220,472x = 2,552,481 × 2,552,481
  4. Step 4: Simplify right side
    1,220,472x = 6,515,159,255,361
  5. Step 5: Solve for x
    x = 6,515,159,255,361/1,220,472
  6. Step 6: Final answer
    x = 5,338,229.19

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.