Home / 352,231.17-486,078.71-191,086.22

Finding the Fourth Proportional to 352,231.17, 486,078.71 and 191,086.22

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Solution

The fourth proportional to 352,231.17, 486,078.71 and 191,086.22 is: 263,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,231.17 : 486,078.71 = 191,086.22 : x
  2. Step 2: Convert to fraction form
    352,231.17/486,078.71 = 191,086.22/x
  3. Step 3: Cross multiply
    352,231.17x = 486,078.71 × 191,086.22
  4. Step 4: Simplify right side
    352,231.17x = 92,882,943,576.14
  5. Step 5: Solve for x
    x = 92,882,943,576.14/352,231.17
  6. Step 6: Final answer
    x = 263,698.82

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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.