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Finding the Third Proportional to 445,605 and 927,930

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Solution

The third proportional to 445,605 and 927,930 is: 1,932,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,605 : 927,930 = 927,930 : x
  2. Step 2: Convert to fraction form
    445,605/927,930 = 927,930/x
  3. Step 3: Cross multiply
    445,605x = 927,930 × 927,930
  4. Step 4: Simplify right side
    445,605x = 861,054,084,900
  5. Step 5: Solve for x
    x = 861,054,084,900/445,605
  6. Step 6: Final answer
    x = 1,932,325.91

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.