Home / 324,010.20-486,533.70-219,293.40

Finding the Fourth Proportional to 324,010.20, 486,533.70 and 219,293.40

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Solution

The fourth proportional to 324,010.20, 486,533.70 and 219,293.40 is: 329,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,010.20 : 486,533.70 = 219,293.40 : x
  2. Step 2: Convert to fraction form
    324,010.20/486,533.70 = 219,293.40/x
  3. Step 3: Cross multiply
    324,010.20x = 486,533.70 × 219,293.40
  4. Step 4: Simplify right side
    324,010.20x = 106,693,629,287.58
  5. Step 5: Solve for x
    x = 106,693,629,287.58/324,010.20
  6. Step 6: Final answer
    x = 329,290.96

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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.