Home / 706,067.15-1,058,505.41-306,406.77

Finding the Fourth Proportional to 706,067.15, 1,058,505.41 and 306,406.77

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Solution

The fourth proportional to 706,067.15, 1,058,505.41 and 306,406.77 is: 459,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,067.15 : 1,058,505.41 = 306,406.77 : x
  2. Step 2: Convert to fraction form
    706,067.15/1,058,505.41 = 306,406.77/x
  3. Step 3: Cross multiply
    706,067.15x = 1,058,505.41 × 306,406.77
  4. Step 4: Simplify right side
    706,067.15x = 324,333,222,173.59
  5. Step 5: Solve for x
    x = 324,333,222,173.59/706,067.15
  6. Step 6: Final answer
    x = 459,351.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.