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Finding the Fourth Proportional to 228,906.96, 343,297.98 and 95,765.64

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Solution

The fourth proportional to 228,906.96, 343,297.98 and 95,765.64 is: 143,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,906.96 : 343,297.98 = 95,765.64 : x
  2. Step 2: Convert to fraction form
    228,906.96/343,297.98 = 95,765.64/x
  3. Step 3: Cross multiply
    228,906.96x = 343,297.98 × 95,765.64
  4. Step 4: Simplify right side
    228,906.96x = 32,876,150,765.41
  5. Step 5: Solve for x
    x = 32,876,150,765.41/228,906.96
  6. Step 6: Final answer
    x = 143,622.33

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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.