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Finding the Third Proportional to 538,491 and 844,806

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Solution

The third proportional to 538,491 and 844,806 is: 1,325,365.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,491 : 844,806 = 844,806 : x
  2. Step 2: Convert to fraction form
    538,491/844,806 = 844,806/x
  3. Step 3: Cross multiply
    538,491x = 844,806 × 844,806
  4. Step 4: Simplify right side
    538,491x = 713,697,177,636
  5. Step 5: Solve for x
    x = 713,697,177,636/538,491
  6. Step 6: Final answer
    x = 1,325,365.10

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.