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Finding the Fourth Proportional to 227,672.89, 314,180.44 and 125,696.27

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Solution

The fourth proportional to 227,672.89, 314,180.44 and 125,696.27 is: 173,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,672.89 : 314,180.44 = 125,696.27 : x
  2. Step 2: Convert to fraction form
    227,672.89/314,180.44 = 125,696.27/x
  3. Step 3: Cross multiply
    227,672.89x = 314,180.44 × 125,696.27
  4. Step 4: Simplify right side
    227,672.89x = 39,491,309,414.96
  5. Step 5: Solve for x
    x = 39,491,309,414.96/227,672.89
  6. Step 6: Final answer
    x = 173,456.35

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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.