Home / 356,027.35-491,318.48-194,892.69

Finding the Fourth Proportional to 356,027.35, 491,318.48 and 194,892.69

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Solution

The fourth proportional to 356,027.35, 491,318.48 and 194,892.69 is: 268,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,027.35 : 491,318.48 = 194,892.69 : x
  2. Step 2: Convert to fraction form
    356,027.35/491,318.48 = 194,892.69/x
  3. Step 3: Cross multiply
    356,027.35x = 491,318.48 × 194,892.69
  4. Step 4: Simplify right side
    356,027.35x = 95,754,380,213.91
  5. Step 5: Solve for x
    x = 95,754,380,213.91/356,027.35
  6. Step 6: Final answer
    x = 268,952.32

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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.