Home / 394,513.20-591,769.80-244,922.40

Finding the Fourth Proportional to 394,513.20, 591,769.80 and 244,922.40

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Solution

The fourth proportional to 394,513.20, 591,769.80 and 244,922.40 is: 367,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,513.20 : 591,769.80 = 244,922.40 : x
  2. Step 2: Convert to fraction form
    394,513.20/591,769.80 = 244,922.40/x
  3. Step 3: Cross multiply
    394,513.20x = 591,769.80 × 244,922.40
  4. Step 4: Simplify right side
    394,513.20x = 144,937,679,663.52
  5. Step 5: Solve for x
    x = 144,937,679,663.52/394,513.20
  6. Step 6: Final answer
    x = 367,383.60

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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.