Home / 352,371.09-486,273.72-191,226.15

Finding the Fourth Proportional to 352,371.09, 486,273.72 and 191,226.15

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Solution

The fourth proportional to 352,371.09, 486,273.72 and 191,226.15 is: 263,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,371.09 : 486,273.72 = 191,226.15 : x
  2. Step 2: Convert to fraction form
    352,371.09/486,273.72 = 191,226.15/x
  3. Step 3: Cross multiply
    352,371.09x = 486,273.72 × 191,226.15
  4. Step 4: Simplify right side
    352,371.09x = 92,988,251,321.78
  5. Step 5: Solve for x
    x = 92,988,251,321.78/352,371.09
  6. Step 6: Final answer
    x = 263,892.96

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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.