Home / 356,195.26-491,596.05-203,198.14

Finding the Fourth Proportional to 356,195.26, 491,596.05 and 203,198.14

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Solution

The fourth proportional to 356,195.26, 491,596.05 and 203,198.14 is: 280,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,195.26 : 491,596.05 = 203,198.14 : x
  2. Step 2: Convert to fraction form
    356,195.26/491,596.05 = 203,198.14/x
  3. Step 3: Cross multiply
    356,195.26x = 491,596.05 × 203,198.14
  4. Step 4: Simplify right side
    356,195.26x = 99,891,402,991.35
  5. Step 5: Solve for x
    x = 99,891,402,991.35/356,195.26
  6. Step 6: Final answer
    x = 280,440.01

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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.