Home / 693,310.50-1,040,053.23-237,990.47

Finding the Fourth Proportional to 693,310.50, 1,040,053.23 and 237,990.47

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Solution

The fourth proportional to 693,310.50, 1,040,053.23 and 237,990.47 is: 357,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,310.50 : 1,040,053.23 = 237,990.47 : x
  2. Step 2: Convert to fraction form
    693,310.50/1,040,053.23 = 237,990.47/x
  3. Step 3: Cross multiply
    693,310.50x = 1,040,053.23 × 237,990.47
  4. Step 4: Simplify right side
    693,310.50x = 247,522,751,832.45
  5. Step 5: Solve for x
    x = 247,522,751,832.45/693,310.50
  6. Step 6: Final answer
    x = 357,015.73

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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.