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Finding the Fourth Proportional to 636,056.26, 954,081.96 and 226,027.78

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Solution

The fourth proportional to 636,056.26, 954,081.96 and 226,027.78 is: 339,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,056.26 : 954,081.96 = 226,027.78 : x
  2. Step 2: Convert to fraction form
    636,056.26/954,081.96 = 226,027.78/x
  3. Step 3: Cross multiply
    636,056.26x = 954,081.96 × 226,027.78
  4. Step 4: Simplify right side
    636,056.26x = 215,649,027,356.85
  5. Step 5: Solve for x
    x = 215,649,027,356.85/636,056.26
  6. Step 6: Final answer
    x = 339,040.81

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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.