Home / 865,367.20-1,194,189.24-525,944.80

Finding the Fourth Proportional to 865,367.20, 1,194,189.24 and 525,944.80

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Solution

The fourth proportional to 865,367.20, 1,194,189.24 and 525,944.80 is: 725,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,367.20 : 1,194,189.24 = 525,944.80 : x
  2. Step 2: Convert to fraction form
    865,367.20/1,194,189.24 = 525,944.80/x
  3. Step 3: Cross multiply
    865,367.20x = 1,194,189.24 × 525,944.80
  4. Step 4: Simplify right side
    865,367.20x = 628,077,620,993.95
  5. Step 5: Solve for x
    x = 628,077,620,993.95/865,367.20
  6. Step 6: Final answer
    x = 725,793.19

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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.