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Finding the Fourth Proportional to 1,951.12, 2,927.22 and 1,736.20

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Solution

The fourth proportional to 1,951.12, 2,927.22 and 1,736.20 is: 2,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.12 : 2,927.22 = 1,736.20 : x
  2. Step 2: Convert to fraction form
    1,951.12/2,927.22 = 1,736.20/x
  3. Step 3: Cross multiply
    1,951.12x = 2,927.22 × 1,736.20
  4. Step 4: Simplify right side
    1,951.12x = 5,082,239.36
  5. Step 5: Solve for x
    x = 5,082,239.36/1,951.12
  6. Step 6: Final answer
    x = 2,604.78

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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.