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Finding the Fourth Proportional to 2,000.92, 3,000.50 and 1,180.84

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Solution

The fourth proportional to 2,000.92, 3,000.50 and 1,180.84 is: 1,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.92 : 3,000.50 = 1,180.84 : x
  2. Step 2: Convert to fraction form
    2,000.92/3,000.50 = 1,180.84/x
  3. Step 3: Cross multiply
    2,000.92x = 3,000.50 × 1,180.84
  4. Step 4: Simplify right side
    2,000.92x = 3,543,110.42
  5. Step 5: Solve for x
    x = 3,543,110.42/2,000.92
  6. Step 6: Final answer
    x = 1,770.74

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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.