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Finding the Fourth Proportional to 227,505.53, 313,952.42 and 125,540.62

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Solution

The fourth proportional to 227,505.53, 313,952.42 and 125,540.62 is: 173,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,505.53 : 313,952.42 = 125,540.62 : x
  2. Step 2: Convert to fraction form
    227,505.53/313,952.42 = 125,540.62/x
  3. Step 3: Cross multiply
    227,505.53x = 313,952.42 × 125,540.62
  4. Step 4: Simplify right side
    227,505.53x = 39,413,780,986.27
  5. Step 5: Solve for x
    x = 39,413,780,986.27/227,505.53
  6. Step 6: Final answer
    x = 173,243.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.