Home / 516,902.23-775,353.62-196,979.50

Finding the Fourth Proportional to 516,902.23, 775,353.62 and 196,979.50

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Solution

The fourth proportional to 516,902.23, 775,353.62 and 196,979.50 is: 295,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,902.23 : 775,353.62 = 196,979.50 : x
  2. Step 2: Convert to fraction form
    516,902.23/775,353.62 = 196,979.50/x
  3. Step 3: Cross multiply
    516,902.23x = 775,353.62 × 196,979.50
  4. Step 4: Simplify right side
    516,902.23x = 152,728,768,390.79
  5. Step 5: Solve for x
    x = 152,728,768,390.79/516,902.23
  6. Step 6: Final answer
    x = 295,469.35

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.