Home / 699,645.27-1,049,473.78-194,245.66

Finding the Fourth Proportional to 699,645.27, 1,049,473.78 and 194,245.66

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Solution

The fourth proportional to 699,645.27, 1,049,473.78 and 194,245.66 is: 291,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,645.27 : 1,049,473.78 = 194,245.66 : x
  2. Step 2: Convert to fraction form
    699,645.27/1,049,473.78 = 194,245.66/x
  3. Step 3: Cross multiply
    699,645.27x = 1,049,473.78 × 194,245.66
  4. Step 4: Simplify right side
    699,645.27x = 203,855,727,048.80
  5. Step 5: Solve for x
    x = 203,855,727,048.80/699,645.27
  6. Step 6: Final answer
    x = 291,370.12

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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.