Home / 322,890.36-445,590.92-179,656.44

Finding the Fourth Proportional to 322,890.36, 445,590.92 and 179,656.44

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Solution

The fourth proportional to 322,890.36, 445,590.92 and 179,656.44 is: 247,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,890.36 : 445,590.92 = 179,656.44 : x
  2. Step 2: Convert to fraction form
    322,890.36/445,590.92 = 179,656.44/x
  3. Step 3: Cross multiply
    322,890.36x = 445,590.92 × 179,656.44
  4. Step 4: Simplify right side
    322,890.36x = 80,053,278,383.52
  5. Step 5: Solve for x
    x = 80,053,278,383.52/322,890.36
  6. Step 6: Final answer
    x = 247,927.12

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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.