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Finding the Fourth Proportional to 1,982.97, 2,974.60 and 596.19

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Solution

The fourth proportional to 1,982.97, 2,974.60 and 596.19 is: 894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.97 : 2,974.60 = 596.19 : x
  2. Step 2: Convert to fraction form
    1,982.97/2,974.60 = 596.19/x
  3. Step 3: Cross multiply
    1,982.97x = 2,974.60 × 596.19
  4. Step 4: Simplify right side
    1,982.97x = 1,773,423.79
  5. Step 5: Solve for x
    x = 1,773,423.79/1,982.97
  6. Step 6: Final answer
    x = 894.33

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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.