Home / 624,326.86-936,531.33-219,469.96

Finding the Fourth Proportional to 624,326.86, 936,531.33 and 219,469.96

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Solution

The fourth proportional to 624,326.86, 936,531.33 and 219,469.96 is: 329,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,326.86 : 936,531.33 = 219,469.96 : x
  2. Step 2: Convert to fraction form
    624,326.86/936,531.33 = 219,469.96/x
  3. Step 3: Cross multiply
    624,326.86x = 936,531.33 × 219,469.96
  4. Step 4: Simplify right side
    624,326.86x = 205,540,493,533.85
  5. Step 5: Solve for x
    x = 205,540,493,533.85/624,326.86
  6. Step 6: Final answer
    x = 329,219.37

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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.