Home / 394,624.17-591,752.23-205,033.57

Finding the Fourth Proportional to 394,624.17, 591,752.23 and 205,033.57

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Solution

The fourth proportional to 394,624.17, 591,752.23 and 205,033.57 is: 307,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,624.17 : 591,752.23 = 205,033.57 : x
  2. Step 2: Convert to fraction form
    394,624.17/591,752.23 = 205,033.57/x
  3. Step 3: Cross multiply
    394,624.17x = 591,752.23 × 205,033.57
  4. Step 4: Simplify right side
    394,624.17x = 121,329,072,272.36
  5. Step 5: Solve for x
    x = 121,329,072,272.36/394,624.17
  6. Step 6: Final answer
    x = 307,454.74

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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.