Home / 669,067.97-923,314.82-363,144.47

Finding the Fourth Proportional to 669,067.97, 923,314.82 and 363,144.47

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Solution

The fourth proportional to 669,067.97, 923,314.82 and 363,144.47 is: 501,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,067.97 : 923,314.82 = 363,144.47 : x
  2. Step 2: Convert to fraction form
    669,067.97/923,314.82 = 363,144.47/x
  3. Step 3: Cross multiply
    669,067.97x = 923,314.82 × 363,144.47
  4. Step 4: Simplify right side
    669,067.97x = 335,296,667,243.33
  5. Step 5: Solve for x
    x = 335,296,667,243.33/669,067.97
  6. Step 6: Final answer
    x = 501,139.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.