Home / 627,529.35-865,997.19-341,049.45

Finding the Fourth Proportional to 627,529.35, 865,997.19 and 341,049.45

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Solution

The fourth proportional to 627,529.35, 865,997.19 and 341,049.45 is: 470,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,529.35 : 865,997.19 = 341,049.45 : x
  2. Step 2: Convert to fraction form
    627,529.35/865,997.19 = 341,049.45/x
  3. Step 3: Cross multiply
    627,529.35x = 865,997.19 × 341,049.45
  4. Step 4: Simplify right side
    627,529.35x = 295,347,865,351.05
  5. Step 5: Solve for x
    x = 295,347,865,351.05/627,529.35
  6. Step 6: Final answer
    x = 470,651.88

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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.