Home / 394,263.57-591,424.01-141,574.83

Finding the Fourth Proportional to 394,263.57, 591,424.01 and 141,574.83

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Solution

The fourth proportional to 394,263.57, 591,424.01 and 141,574.83 is: 212,372.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,263.57 : 591,424.01 = 141,574.83 : x
  2. Step 2: Convert to fraction form
    394,263.57/591,424.01 = 141,574.83/x
  3. Step 3: Cross multiply
    394,263.57x = 591,424.01 × 141,574.83
  4. Step 4: Simplify right side
    394,263.57x = 83,730,753,673.67
  5. Step 5: Solve for x
    x = 83,730,753,673.67/394,263.57
  6. Step 6: Final answer
    x = 212,372.53

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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.