Home / 357,165.24-492,872.22-196,020.60

Finding the Fourth Proportional to 357,165.24, 492,872.22 and 196,020.60

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Solution

The fourth proportional to 357,165.24, 492,872.22 and 196,020.60 is: 270,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,165.24 : 492,872.22 = 196,020.60 : x
  2. Step 2: Convert to fraction form
    357,165.24/492,872.22 = 196,020.60/x
  3. Step 3: Cross multiply
    357,165.24x = 492,872.22 × 196,020.60
  4. Step 4: Simplify right side
    357,165.24x = 96,613,108,287.73
  5. Step 5: Solve for x
    x = 96,613,108,287.73/357,165.24
  6. Step 6: Final answer
    x = 270,499.75

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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.