Home / 394,206.27-591,462.79-157,616.61

Finding the Fourth Proportional to 394,206.27, 591,462.79 and 157,616.61

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Solution

The fourth proportional to 394,206.27, 591,462.79 and 157,616.61 is: 236,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,206.27 : 591,462.79 = 157,616.61 : x
  2. Step 2: Convert to fraction form
    394,206.27/591,462.79 = 157,616.61/x
  3. Step 3: Cross multiply
    394,206.27x = 591,462.79 × 157,616.61
  4. Step 4: Simplify right side
    394,206.27x = 93,224,356,943.63
  5. Step 5: Solve for x
    x = 93,224,356,943.63/394,206.27
  6. Step 6: Final answer
    x = 236,486.24

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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.