Home / 394,519.30-591,098.55-183,724.90

Finding the Fourth Proportional to 394,519.30, 591,098.55 and 183,724.90

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Solution

The fourth proportional to 394,519.30, 591,098.55 and 183,724.90 is: 275,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,519.30 : 591,098.55 = 183,724.90 : x
  2. Step 2: Convert to fraction form
    394,519.30/591,098.55 = 183,724.90/x
  3. Step 3: Cross multiply
    394,519.30x = 591,098.55 × 183,724.90
  4. Step 4: Simplify right side
    394,519.30x = 108,599,521,988.90
  5. Step 5: Solve for x
    x = 108,599,521,988.90/394,519.30
  6. Step 6: Final answer
    x = 275,270.49

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1.5x scale

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.