Home / 728,691.94-1,093,049.04-329,054.14

Finding the Fourth Proportional to 728,691.94, 1,093,049.04 and 329,054.14

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Solution

The fourth proportional to 728,691.94, 1,093,049.04 and 329,054.14 is: 493,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,691.94 : 1,093,049.04 = 329,054.14 : x
  2. Step 2: Convert to fraction form
    728,691.94/1,093,049.04 = 329,054.14/x
  3. Step 3: Cross multiply
    728,691.94x = 1,093,049.04 × 329,054.14
  4. Step 4: Simplify right side
    728,691.94x = 359,672,311,835.03
  5. Step 5: Solve for x
    x = 359,672,311,835.03/728,691.94
  6. Step 6: Final answer
    x = 493,586.24

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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.