Home / 330,539.96-456,132.30-179,633.72

Finding the Fourth Proportional to 330,539.96, 456,132.30 and 179,633.72

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Solution

The fourth proportional to 330,539.96, 456,132.30 and 179,633.72 is: 247,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,539.96 : 456,132.30 = 179,633.72 : x
  2. Step 2: Convert to fraction form
    330,539.96/456,132.30 = 179,633.72/x
  3. Step 3: Cross multiply
    330,539.96x = 456,132.30 × 179,633.72
  4. Step 4: Simplify right side
    330,539.96x = 81,936,741,861.16
  5. Step 5: Solve for x
    x = 81,936,741,861.16/330,539.96
  6. Step 6: Final answer
    x = 247,887.55

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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.