Home / 322,944.11-445,656.96-179,702.90

Finding the Fourth Proportional to 322,944.11, 445,656.96 and 179,702.90

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Solution

The fourth proportional to 322,944.11, 445,656.96 and 179,702.90 is: 247,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,944.11 : 445,656.96 = 179,702.90 : x
  2. Step 2: Convert to fraction form
    322,944.11/445,656.96 = 179,702.90/x
  3. Step 3: Cross multiply
    322,944.11x = 445,656.96 × 179,702.90
  4. Step 4: Simplify right side
    322,944.11x = 80,085,845,888.90
  5. Step 5: Solve for x
    x = 80,085,845,888.90/322,944.11
  6. Step 6: Final answer
    x = 247,986.71

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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.