Home / 699,226.82-1,048,893.11-193,781.96

Finding the Fourth Proportional to 699,226.82, 1,048,893.11 and 193,781.96

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Solution

The fourth proportional to 699,226.82, 1,048,893.11 and 193,781.96 is: 290,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,226.82 : 1,048,893.11 = 193,781.96 : x
  2. Step 2: Convert to fraction form
    699,226.82/1,048,893.11 = 193,781.96/x
  3. Step 3: Cross multiply
    699,226.82x = 1,048,893.11 × 193,781.96
  4. Step 4: Simplify right side
    699,226.82x = 203,256,556,472.92
  5. Step 5: Solve for x
    x = 203,256,556,472.92/699,226.82
  6. Step 6: Final answer
    x = 290,687.59

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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.