Home / 884,979.20-1,327,468.80-220,131.20

Finding the Fourth Proportional to 884,979.20, 1,327,468.80 and 220,131.20

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Solution

The fourth proportional to 884,979.20, 1,327,468.80 and 220,131.20 is: 330,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,979.20 : 1,327,468.80 = 220,131.20 : x
  2. Step 2: Convert to fraction form
    884,979.20/1,327,468.80 = 220,131.20/x
  3. Step 3: Cross multiply
    884,979.20x = 1,327,468.80 × 220,131.20
  4. Step 4: Simplify right side
    884,979.20x = 292,217,299,906.56
  5. Step 5: Solve for x
    x = 292,217,299,906.56/884,979.20
  6. Step 6: Final answer
    x = 330,196.80

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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.