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Finding the Third Proportional to 904,365 and 1,399,686.75

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Solution

The third proportional to 904,365 and 1,399,686.75 is: 2,166,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,365 : 1,399,686.75 = 1,399,686.75 : x
  2. Step 2: Convert to fraction form
    904,365/1,399,686.75 = 1,399,686.75/x
  3. Step 3: Cross multiply
    904,365x = 1,399,686.75 × 1,399,686.75
  4. Step 4: Simplify right side
    904,365x = 1,959,122,998,125.56
  5. Step 5: Solve for x
    x = 1,959,122,998,125.56/904,365
  6. Step 6: Final answer
    x = 2,166,296.79

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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.