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Finding the Fourth Proportional to 222,798.20, 334,197.30 and 195,679.40

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Solution

The fourth proportional to 222,798.20, 334,197.30 and 195,679.40 is: 293,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,798.20 : 334,197.30 = 195,679.40 : x
  2. Step 2: Convert to fraction form
    222,798.20/334,197.30 = 195,679.40/x
  3. Step 3: Cross multiply
    222,798.20x = 334,197.30 × 195,679.40
  4. Step 4: Simplify right side
    222,798.20x = 65,395,527,145.62
  5. Step 5: Solve for x
    x = 65,395,527,145.62/222,798.20
  6. Step 6: Final answer
    x = 293,519.10

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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.