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Finding the Third Proportional to 605,913 and 940,866

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Solution

The third proportional to 605,913 and 940,866 is: 1,460,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,913 : 940,866 = 940,866 : x
  2. Step 2: Convert to fraction form
    605,913/940,866 = 940,866/x
  3. Step 3: Cross multiply
    605,913x = 940,866 × 940,866
  4. Step 4: Simplify right side
    605,913x = 885,228,829,956
  5. Step 5: Solve for x
    x = 885,228,829,956/605,913
  6. Step 6: Final answer
    x = 1,460,983.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.