Home / 303,234.60-454,633.20-198,112.80

Finding the Fourth Proportional to 303,234.60, 454,633.20 and 198,112.80

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Solution

The fourth proportional to 303,234.60, 454,633.20 and 198,112.80 is: 297,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,234.60 : 454,633.20 = 198,112.80 : x
  2. Step 2: Convert to fraction form
    303,234.60/454,633.20 = 198,112.80/x
  3. Step 3: Cross multiply
    303,234.60x = 454,633.20 × 198,112.80
  4. Step 4: Simplify right side
    303,234.60x = 90,068,656,224.96
  5. Step 5: Solve for x
    x = 90,068,656,224.96/303,234.60
  6. Step 6: Final answer
    x = 297,026.32

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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.