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Finding the Fourth Proportional to 180,471.44, 270,740.27 and 60,516.32

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Solution

The fourth proportional to 180,471.44, 270,740.27 and 60,516.32 is: 90,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,471.44 : 270,740.27 = 60,516.32 : x
  2. Step 2: Convert to fraction form
    180,471.44/270,740.27 = 60,516.32/x
  3. Step 3: Cross multiply
    180,471.44x = 270,740.27 × 60,516.32
  4. Step 4: Simplify right side
    180,471.44x = 16,384,203,613.80
  5. Step 5: Solve for x
    x = 16,384,203,613.80/180,471.44
  6. Step 6: Final answer
    x = 90,785.57

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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.