Home / 293,933.43-440,152.30-193,789.79

Finding the Fourth Proportional to 293,933.43, 440,152.30 and 193,789.79

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Solution

The fourth proportional to 293,933.43, 440,152.30 and 193,789.79 is: 290,191.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,933.43 : 440,152.30 = 193,789.79 : x
  2. Step 2: Convert to fraction form
    293,933.43/440,152.30 = 193,789.79/x
  3. Step 3: Cross multiply
    293,933.43x = 440,152.30 × 193,789.79
  4. Step 4: Simplify right side
    293,933.43x = 85,297,023,127.64
  5. Step 5: Solve for x
    x = 85,297,023,127.64/293,933.43
  6. Step 6: Final answer
    x = 290,191.63

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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.