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Finding the Fourth Proportional to 227,640.92, 341,381.21 and 75,796.77

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Solution

The fourth proportional to 227,640.92, 341,381.21 and 75,796.77 is: 113,668.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,640.92 : 341,381.21 = 75,796.77 : x
  2. Step 2: Convert to fraction form
    227,640.92/341,381.21 = 75,796.77/x
  3. Step 3: Cross multiply
    227,640.92x = 341,381.21 × 75,796.77
  4. Step 4: Simplify right side
    227,640.92x = 25,875,593,056.69
  5. Step 5: Solve for x
    x = 25,875,593,056.69/227,640.92
  6. Step 6: Final answer
    x = 113,668.46

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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.