Home / 439,293.11-658,757.14-214,588.31

Finding the Fourth Proportional to 439,293.11, 658,757.14 and 214,588.31

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Solution

The fourth proportional to 439,293.11, 658,757.14 and 214,588.31 is: 321,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,293.11 : 658,757.14 = 214,588.31 : x
  2. Step 2: Convert to fraction form
    439,293.11/658,757.14 = 214,588.31/x
  3. Step 3: Cross multiply
    439,293.11x = 658,757.14 × 214,588.31
  4. Step 4: Simplify right side
    439,293.11x = 141,361,577,542.78
  5. Step 5: Solve for x
    x = 141,361,577,542.78/439,293.11
  6. Step 6: Final answer
    x = 321,793.30

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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.