Home / 349,181.09-481,834-196,194.97

Finding the Fourth Proportional to 349,181.09, 481,834 and 196,194.97

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Solution

The fourth proportional to 349,181.09, 481,834 and 196,194.97 is: 270,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,181.09 : 481,834 = 196,194.97 : x
  2. Step 2: Convert to fraction form
    349,181.09/481,834 = 196,194.97/x
  3. Step 3: Cross multiply
    349,181.09x = 481,834 × 196,194.97
  4. Step 4: Simplify right side
    349,181.09x = 94,533,407,174.98
  5. Step 5: Solve for x
    x = 94,533,407,174.98/349,181.09
  6. Step 6: Final answer
    x = 270,728.89

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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.