Home / 324,443.27-447,729.17-188,556.76

Finding the Fourth Proportional to 324,443.27, 447,729.17 and 188,556.76

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Solution

The fourth proportional to 324,443.27, 447,729.17 and 188,556.76 is: 260,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,443.27 : 447,729.17 = 188,556.76 : x
  2. Step 2: Convert to fraction form
    324,443.27/447,729.17 = 188,556.76/x
  3. Step 3: Cross multiply
    324,443.27x = 447,729.17 × 188,556.76
  4. Step 4: Simplify right side
    324,443.27x = 84,422,362,330.20
  5. Step 5: Solve for x
    x = 84,422,362,330.20/324,443.27
  6. Step 6: Final answer
    x = 260,206.85

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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.