Home / 394,315.20-544,073.76-233,174.88

Finding the Fourth Proportional to 394,315.20, 544,073.76 and 233,174.88

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Solution

The fourth proportional to 394,315.20, 544,073.76 and 233,174.88 is: 321,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,315.20 : 544,073.76 = 233,174.88 : x
  2. Step 2: Convert to fraction form
    394,315.20/544,073.76 = 233,174.88/x
  3. Step 3: Cross multiply
    394,315.20x = 544,073.76 × 233,174.88
  4. Step 4: Simplify right side
    394,315.20x = 126,864,333,699.15
  5. Step 5: Solve for x
    x = 126,864,333,699.15/394,315.20
  6. Step 6: Final answer
    x = 321,733.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.