Home / 356,010.12-491,274.96-194,834

Finding the Fourth Proportional to 356,010.12, 491,274.96 and 194,834

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Solution

The fourth proportional to 356,010.12, 491,274.96 and 194,834 is: 268,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,010.12 : 491,274.96 = 194,834 : x
  2. Step 2: Convert to fraction form
    356,010.12/491,274.96 = 194,834/x
  3. Step 3: Cross multiply
    356,010.12x = 491,274.96 × 194,834
  4. Step 4: Simplify right side
    356,010.12x = 95,717,065,556.64
  5. Step 5: Solve for x
    x = 95,717,065,556.64/356,010.12
  6. Step 6: Final answer
    x = 268,860.52

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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.