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Finding the Fourth Proportional to 228,534.14, 342,672.99 and 156,568.37

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Solution

The fourth proportional to 228,534.14, 342,672.99 and 156,568.37 is: 234,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,534.14 : 342,672.99 = 156,568.37 : x
  2. Step 2: Convert to fraction form
    228,534.14/342,672.99 = 156,568.37/x
  3. Step 3: Cross multiply
    228,534.14x = 342,672.99 × 156,568.37
  4. Step 4: Simplify right side
    228,534.14x = 53,651,751,487.33
  5. Step 5: Solve for x
    x = 53,651,751,487.33/228,534.14
  6. Step 6: Final answer
    x = 234,764.71

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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.