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Finding the Fourth Proportional to 322,197.46, 444,620.12 and 178,966.64

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Solution

The fourth proportional to 322,197.46, 444,620.12 and 178,966.64 is: 246,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,197.46 : 444,620.12 = 178,966.64 : x
  2. Step 2: Convert to fraction form
    322,197.46/444,620.12 = 178,966.64/x
  3. Step 3: Cross multiply
    322,197.46x = 444,620.12 × 178,966.64
  4. Step 4: Simplify right side
    322,197.46x = 79,572,168,952.80
  5. Step 5: Solve for x
    x = 79,572,168,952.80/322,197.46
  6. Step 6: Final answer
    x = 246,967.09

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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.