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Finding the Fourth Proportional to 3,452.83, 4,764.74 and 1,960.74

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Solution

The fourth proportional to 3,452.83, 4,764.74 and 1,960.74 is: 2,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.83 : 4,764.74 = 1,960.74 : x
  2. Step 2: Convert to fraction form
    3,452.83/4,764.74 = 1,960.74/x
  3. Step 3: Cross multiply
    3,452.83x = 4,764.74 × 1,960.74
  4. Step 4: Simplify right side
    3,452.83x = 9,342,406.50
  5. Step 5: Solve for x
    x = 9,342,406.50/3,452.83
  6. Step 6: Final answer
    x = 2,705.73

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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.