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Finding the Fourth Proportional to 223,919.58, 334,241.12 and 197,348.46

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Solution

The fourth proportional to 223,919.58, 334,241.12 and 197,348.46 is: 294,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,919.58 : 334,241.12 = 197,348.46 : x
  2. Step 2: Convert to fraction form
    223,919.58/334,241.12 = 197,348.46/x
  3. Step 3: Cross multiply
    223,919.58x = 334,241.12 × 197,348.46
  4. Step 4: Simplify right side
    223,919.58x = 65,961,969,313.93
  5. Step 5: Solve for x
    x = 65,961,969,313.93/223,919.58
  6. Step 6: Final answer
    x = 294,578.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.