Home / 403,734.12-605,672.46-166,944.20

Finding the Fourth Proportional to 403,734.12, 605,672.46 and 166,944.20

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Solution

The fourth proportional to 403,734.12, 605,672.46 and 166,944.20 is: 250,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,734.12 : 605,672.46 = 166,944.20 : x
  2. Step 2: Convert to fraction form
    403,734.12/605,672.46 = 166,944.20/x
  3. Step 3: Cross multiply
    403,734.12x = 605,672.46 × 166,944.20
  4. Step 4: Simplify right side
    403,734.12x = 101,113,504,296.73
  5. Step 5: Solve for x
    x = 101,113,504,296.73/403,734.12
  6. Step 6: Final answer
    x = 250,445.77

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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.