Home / 330,517.20-456,113.68-179,614.20

Finding the Fourth Proportional to 330,517.20, 456,113.68 and 179,614.20

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Solution

The fourth proportional to 330,517.20, 456,113.68 and 179,614.20 is: 247,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,517.20 : 456,113.68 = 179,614.20 : x
  2. Step 2: Convert to fraction form
    330,517.20/456,113.68 = 179,614.20/x
  3. Step 3: Cross multiply
    330,517.20x = 456,113.68 × 179,614.20
  4. Step 4: Simplify right side
    330,517.20x = 81,924,493,742.26
  5. Step 5: Solve for x
    x = 81,924,493,742.26/330,517.20
  6. Step 6: Final answer
    x = 247,867.57

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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.