Home / 356,067.10-491,384.22-194,922.16

Finding the Fourth Proportional to 356,067.10, 491,384.22 and 194,922.16

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Solution

The fourth proportional to 356,067.10, 491,384.22 and 194,922.16 is: 268,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,067.10 : 491,384.22 = 194,922.16 : x
  2. Step 2: Convert to fraction form
    356,067.10/491,384.22 = 194,922.16/x
  3. Step 3: Cross multiply
    356,067.10x = 491,384.22 × 194,922.16
  4. Step 4: Simplify right side
    356,067.10x = 95,781,673,552.32
  5. Step 5: Solve for x
    x = 95,781,673,552.32/356,067.10
  6. Step 6: Final answer
    x = 268,998.94

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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.