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Finding the Third Proportional to 554,769 and 1,238,571

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Solution

The third proportional to 554,769 and 1,238,571 is: 2,765,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,769 : 1,238,571 = 1,238,571 : x
  2. Step 2: Convert to fraction form
    554,769/1,238,571 = 1,238,571/x
  3. Step 3: Cross multiply
    554,769x = 1,238,571 × 1,238,571
  4. Step 4: Simplify right side
    554,769x = 1,534,058,122,041
  5. Step 5: Solve for x
    x = 1,534,058,122,041/554,769
  6. Step 6: Final answer
    x = 2,765,219.62

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.