Home / 693,622.86-1,040,434.29-194,986.86

Finding the Fourth Proportional to 693,622.86, 1,040,434.29 and 194,986.86

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Solution

The fourth proportional to 693,622.86, 1,040,434.29 and 194,986.86 is: 292,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,622.86 : 1,040,434.29 = 194,986.86 : x
  2. Step 2: Convert to fraction form
    693,622.86/1,040,434.29 = 194,986.86/x
  3. Step 3: Cross multiply
    693,622.86x = 1,040,434.29 × 194,986.86
  4. Step 4: Simplify right side
    693,622.86x = 202,871,015,243.43
  5. Step 5: Solve for x
    x = 202,871,015,243.43/693,622.86
  6. Step 6: Final answer
    x = 292,480.29

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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.