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Finding the Fourth Proportional to 366,940.20, 550,410.30 and 234,079.95

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Solution

The fourth proportional to 366,940.20, 550,410.30 and 234,079.95 is: 351,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,940.20 : 550,410.30 = 234,079.95 : x
  2. Step 2: Convert to fraction form
    366,940.20/550,410.30 = 234,079.95/x
  3. Step 3: Cross multiply
    366,940.20x = 550,410.30 × 234,079.95
  4. Step 4: Simplify right side
    366,940.20x = 128,840,015,503.49
  5. Step 5: Solve for x
    x = 128,840,015,503.49/366,940.20
  6. Step 6: Final answer
    x = 351,119.93

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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.