Home / 330,530.75-456,132.44-179,627.75

Finding the Fourth Proportional to 330,530.75, 456,132.44 and 179,627.75

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Solution

The fourth proportional to 330,530.75, 456,132.44 and 179,627.75 is: 247,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,530.75 : 456,132.44 = 179,627.75 : x
  2. Step 2: Convert to fraction form
    330,530.75/456,132.44 = 179,627.75/x
  3. Step 3: Cross multiply
    330,530.75x = 456,132.44 × 179,627.75
  4. Step 4: Simplify right side
    330,530.75x = 81,934,043,899.21
  5. Step 5: Solve for x
    x = 81,934,043,899.21/330,530.75
  6. Step 6: Final answer
    x = 247,886.30

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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.