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Finding the Fourth Proportional to 204,958.64, 305,400.39 and 182,600.21

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Solution

The fourth proportional to 204,958.64, 305,400.39 and 182,600.21 is: 272,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,958.64 : 305,400.39 = 182,600.21 : x
  2. Step 2: Convert to fraction form
    204,958.64/305,400.39 = 182,600.21/x
  3. Step 3: Cross multiply
    204,958.64x = 305,400.39 × 182,600.21
  4. Step 4: Simplify right side
    204,958.64x = 55,766,173,821.08
  5. Step 5: Solve for x
    x = 55,766,173,821.08/204,958.64
  6. Step 6: Final answer
    x = 272,085.02

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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.