Home / 693,604.38-1,040,406.56-194,968.38

Finding the Fourth Proportional to 693,604.38, 1,040,406.56 and 194,968.38

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Solution

The fourth proportional to 693,604.38, 1,040,406.56 and 194,968.38 is: 292,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,604.38 : 1,040,406.56 = 194,968.38 : x
  2. Step 2: Convert to fraction form
    693,604.38/1,040,406.56 = 194,968.38/x
  3. Step 3: Cross multiply
    693,604.38x = 1,040,406.56 × 194,968.38
  4. Step 4: Simplify right side
    693,604.38x = 202,846,381,544.57
  5. Step 5: Solve for x
    x = 202,846,381,544.57/693,604.38
  6. Step 6: Final answer
    x = 292,452.57

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Similar ratio
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1.5x scale

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.