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Finding the Fourth Proportional to 227,771.55, 314,327.09 and 125,799.57

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Solution

The fourth proportional to 227,771.55, 314,327.09 and 125,799.57 is: 173,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,771.55 : 314,327.09 = 125,799.57 : x
  2. Step 2: Convert to fraction form
    227,771.55/314,327.09 = 125,799.57/x
  3. Step 3: Cross multiply
    227,771.55x = 314,327.09 × 125,799.57
  4. Step 4: Simplify right side
    227,771.55x = 39,542,212,761.35
  5. Step 5: Solve for x
    x = 39,542,212,761.35/227,771.55
  6. Step 6: Final answer
    x = 173,604.71

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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.