Home / 328,872.30-491,883.14-193,614.04

Finding the Fourth Proportional to 328,872.30, 491,883.14 and 193,614.04

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Solution

The fourth proportional to 328,872.30, 491,883.14 and 193,614.04 is: 289,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,872.30 : 491,883.14 = 193,614.04 : x
  2. Step 2: Convert to fraction form
    328,872.30/491,883.14 = 193,614.04/x
  3. Step 3: Cross multiply
    328,872.30x = 491,883.14 × 193,614.04
  4. Step 4: Simplify right side
    328,872.30x = 95,235,481,943.29
  5. Step 5: Solve for x
    x = 95,235,481,943.29/328,872.30
  6. Step 6: Final answer
    x = 289,581.95

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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.