Home / 356,003.41-491,289.32-194,855.00

Finding the Fourth Proportional to 356,003.41, 491,289.32 and 194,855.00

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Solution

The fourth proportional to 356,003.41, 491,289.32 and 194,855.00 is: 268,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,003.41 : 491,289.32 = 194,855.00 : x
  2. Step 2: Convert to fraction form
    356,003.41/491,289.32 = 194,855.00/x
  3. Step 3: Cross multiply
    356,003.41x = 491,289.32 × 194,855.00
  4. Step 4: Simplify right side
    356,003.41x = 95,730,181,379.80
  5. Step 5: Solve for x
    x = 95,730,181,379.80/356,003.41
  6. Step 6: Final answer
    x = 268,902.43

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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.