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Finding the Fourth Proportional to 227,550.80, 341,326.20 and 115,576.40

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Solution

The fourth proportional to 227,550.80, 341,326.20 and 115,576.40 is: 173,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,550.80 : 341,326.20 = 115,576.40 : x
  2. Step 2: Convert to fraction form
    227,550.80/341,326.20 = 115,576.40/x
  3. Step 3: Cross multiply
    227,550.80x = 341,326.20 × 115,576.40
  4. Step 4: Simplify right side
    227,550.80x = 39,449,253,421.68
  5. Step 5: Solve for x
    x = 39,449,253,421.68/227,550.80
  6. Step 6: Final answer
    x = 173,364.60

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1.5x scale

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.