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Finding the Fourth Proportional to 230,785.62, 318,233.08 and 150,063.45

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Solution

The fourth proportional to 230,785.62, 318,233.08 and 150,063.45 is: 206,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,785.62 : 318,233.08 = 150,063.45 : x
  2. Step 2: Convert to fraction form
    230,785.62/318,233.08 = 150,063.45/x
  3. Step 3: Cross multiply
    230,785.62x = 318,233.08 × 150,063.45
  4. Step 4: Simplify right side
    230,785.62x = 47,755,154,251.14
  5. Step 5: Solve for x
    x = 47,755,154,251.14/230,785.62
  6. Step 6: Final answer
    x = 206,924.30

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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.