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Finding the Fourth Proportional to 223,601.12, 308,450.64 and 169,796.96

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Solution

The fourth proportional to 223,601.12, 308,450.64 and 169,796.96 is: 234,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,601.12 : 308,450.64 = 169,796.96 : x
  2. Step 2: Convert to fraction form
    223,601.12/308,450.64 = 169,796.96/x
  3. Step 3: Cross multiply
    223,601.12x = 308,450.64 × 169,796.96
  4. Step 4: Simplify right side
    223,601.12x = 52,373,980,982.05
  5. Step 5: Solve for x
    x = 52,373,980,982.05/223,601.12
  6. Step 6: Final answer
    x = 234,229.51

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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.