Home / 227,558.70-340,560.45-199,565.10

Finding the Fourth Proportional to 227,558.70, 340,560.45 and 199,565.10

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Solution

The fourth proportional to 227,558.70, 340,560.45 and 199,565.10 is: 298,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,558.70 : 340,560.45 = 199,565.10 : x
  2. Step 2: Convert to fraction form
    227,558.70/340,560.45 = 199,565.10/x
  3. Step 3: Cross multiply
    227,558.70x = 340,560.45 × 199,565.10
  4. Step 4: Simplify right side
    227,558.70x = 67,963,980,260.30
  5. Step 5: Solve for x
    x = 67,963,980,260.30/227,558.70
  6. Step 6: Final answer
    x = 298,665.71

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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.