Home / 693,751.80-1,040,627.70-195,115.80

Finding the Fourth Proportional to 693,751.80, 1,040,627.70 and 195,115.80

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Solution

The fourth proportional to 693,751.80, 1,040,627.70 and 195,115.80 is: 292,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,751.80 : 1,040,627.70 = 195,115.80 : x
  2. Step 2: Convert to fraction form
    693,751.80/1,040,627.70 = 195,115.80/x
  3. Step 3: Cross multiply
    693,751.80x = 1,040,627.70 × 195,115.80
  4. Step 4: Simplify right side
    693,751.80x = 203,042,906,187.66
  5. Step 5: Solve for x
    x = 203,042,906,187.66/693,751.80
  6. Step 6: Final answer
    x = 292,673.70

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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.