Home / 312,094.20-468,141.30-192,246.60

Finding the Fourth Proportional to 312,094.20, 468,141.30 and 192,246.60

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Solution

The fourth proportional to 312,094.20, 468,141.30 and 192,246.60 is: 288,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,094.20 : 468,141.30 = 192,246.60 : x
  2. Step 2: Convert to fraction form
    312,094.20/468,141.30 = 192,246.60/x
  3. Step 3: Cross multiply
    312,094.20x = 468,141.30 × 192,246.60
  4. Step 4: Simplify right side
    312,094.20x = 89,998,573,244.58
  5. Step 5: Solve for x
    x = 89,998,573,244.58/312,094.20
  6. Step 6: Final answer
    x = 288,369.90

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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.