Home / 588,095.75-811,586.11-329,991.79

Finding the Fourth Proportional to 588,095.75, 811,586.11 and 329,991.79

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Solution

The fourth proportional to 588,095.75, 811,586.11 and 329,991.79 is: 455,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,095.75 : 811,586.11 = 329,991.79 : x
  2. Step 2: Convert to fraction form
    588,095.75/811,586.11 = 329,991.79/x
  3. Step 3: Cross multiply
    588,095.75x = 811,586.11 × 329,991.79
  4. Step 4: Simplify right side
    588,095.75x = 267,816,751,561.56
  5. Step 5: Solve for x
    x = 267,816,751,561.56/588,095.75
  6. Step 6: Final answer
    x = 455,396.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.