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Finding the Third Proportional to 679,951.13 and 923,991.19

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Solution

The third proportional to 679,951.13 and 923,991.19 is: 1,255,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,951.13 : 923,991.19 = 923,991.19 : x
  2. Step 2: Convert to fraction form
    679,951.13/923,991.19 = 923,991.19/x
  3. Step 3: Cross multiply
    679,951.13x = 923,991.19 × 923,991.19
  4. Step 4: Simplify right side
    679,951.13x = 853,759,714,577.66
  5. Step 5: Solve for x
    x = 853,759,714,577.66/679,951.13
  6. Step 6: Final answer
    x = 1,255,619.24

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.