Home / 699,515.33-1,049,272.97-194,076.38

Finding the Fourth Proportional to 699,515.33, 1,049,272.97 and 194,076.38

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Solution

The fourth proportional to 699,515.33, 1,049,272.97 and 194,076.38 is: 291,114.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,515.33 : 1,049,272.97 = 194,076.38 : x
  2. Step 2: Convert to fraction form
    699,515.33/1,049,272.97 = 194,076.38/x
  3. Step 3: Cross multiply
    699,515.33x = 1,049,272.97 × 194,076.38
  4. Step 4: Simplify right side
    699,515.33x = 203,639,099,649.45
  5. Step 5: Solve for x
    x = 203,639,099,649.45/699,515.33
  6. Step 6: Final answer
    x = 291,114.57

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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.