Home / 394,623.17-591,750.73-205,032.57

Finding the Fourth Proportional to 394,623.17, 591,750.73 and 205,032.57

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Solution

The fourth proportional to 394,623.17, 591,750.73 and 205,032.57 is: 307,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,623.17 : 591,750.73 = 205,032.57 : x
  2. Step 2: Convert to fraction form
    394,623.17/591,750.73 = 205,032.57/x
  3. Step 3: Cross multiply
    394,623.17x = 591,750.73 × 205,032.57
  4. Step 4: Simplify right side
    394,623.17x = 121,328,171,008.50
  5. Step 5: Solve for x
    x = 121,328,171,008.50/394,623.17
  6. Step 6: Final answer
    x = 307,453.24

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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.