Home / 356,133.82-491,464.74-194,999.26

Finding the Fourth Proportional to 356,133.82, 491,464.74 and 194,999.26

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Solution

The fourth proportional to 356,133.82, 491,464.74 and 194,999.26 is: 269,099.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,133.82 : 491,464.74 = 194,999.26 : x
  2. Step 2: Convert to fraction form
    356,133.82/491,464.74 = 194,999.26/x
  3. Step 3: Cross multiply
    356,133.82x = 491,464.74 × 194,999.26
  4. Step 4: Simplify right side
    356,133.82x = 95,835,260,616.09
  5. Step 5: Solve for x
    x = 95,835,260,616.09/356,133.82
  6. Step 6: Final answer
    x = 269,099.02

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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.