Home / 694,015.80-1,040,768.72-238,477.85

Finding the Fourth Proportional to 694,015.80, 1,040,768.72 and 238,477.85

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Solution

The fourth proportional to 694,015.80, 1,040,768.72 and 238,477.85 is: 357,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,015.80 : 1,040,768.72 = 238,477.85 : x
  2. Step 2: Convert to fraction form
    694,015.80/1,040,768.72 = 238,477.85/x
  3. Step 3: Cross multiply
    694,015.80x = 1,040,768.72 × 238,477.85
  4. Step 4: Simplify right side
    694,015.80x = 248,200,280,296.62
  5. Step 5: Solve for x
    x = 248,200,280,296.62/694,015.80
  6. Step 6: Final answer
    x = 357,629.15

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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.