Home / 294,336.20-441,504.30-154,137.80

Finding the Fourth Proportional to 294,336.20, 441,504.30 and 154,137.80

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Solution

The fourth proportional to 294,336.20, 441,504.30 and 154,137.80 is: 231,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,336.20 : 441,504.30 = 154,137.80 : x
  2. Step 2: Convert to fraction form
    294,336.20/441,504.30 = 154,137.80/x
  3. Step 3: Cross multiply
    294,336.20x = 441,504.30 × 154,137.80
  4. Step 4: Simplify right side
    294,336.20x = 68,052,501,492.54
  5. Step 5: Solve for x
    x = 68,052,501,492.54/294,336.20
  6. Step 6: Final answer
    x = 231,206.70

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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.