Home / 214,832.20-322,248.30-199,280.20

Finding the Fourth Proportional to 214,832.20, 322,248.30 and 199,280.20

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Solution

The fourth proportional to 214,832.20, 322,248.30 and 199,280.20 is: 298,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,832.20 : 322,248.30 = 199,280.20 : x
  2. Step 2: Convert to fraction form
    214,832.20/322,248.30 = 199,280.20/x
  3. Step 3: Cross multiply
    214,832.20x = 322,248.30 × 199,280.20
  4. Step 4: Simplify right side
    214,832.20x = 64,217,705,673.66
  5. Step 5: Solve for x
    x = 64,217,705,673.66/214,832.20
  6. Step 6: Final answer
    x = 298,920.30

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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.