Home / 394,582.68-591,614.01-141,736.32

Finding the Fourth Proportional to 394,582.68, 591,614.01 and 141,736.32

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Solution

The fourth proportional to 394,582.68, 591,614.01 and 141,736.32 is: 212,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,582.68 : 591,614.01 = 141,736.32 : x
  2. Step 2: Convert to fraction form
    394,582.68/591,614.01 = 141,736.32/x
  3. Step 3: Cross multiply
    394,582.68x = 591,614.01 × 141,736.32
  4. Step 4: Simplify right side
    394,582.68x = 83,853,192,637.84
  5. Step 5: Solve for x
    x = 83,853,192,637.84/394,582.68
  6. Step 6: Final answer
    x = 212,511.08

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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.