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Finding the Fourth Proportional to 3,062.85, 4,594.39 and 982.94

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Solution

The fourth proportional to 3,062.85, 4,594.39 and 982.94 is: 1,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.85 : 4,594.39 = 982.94 : x
  2. Step 2: Convert to fraction form
    3,062.85/4,594.39 = 982.94/x
  3. Step 3: Cross multiply
    3,062.85x = 4,594.39 × 982.94
  4. Step 4: Simplify right side
    3,062.85x = 4,515,984.28
  5. Step 5: Solve for x
    x = 4,515,984.28/3,062.85
  6. Step 6: Final answer
    x = 1,474.44

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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.