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Finding the Fourth Proportional to 2,793.19, 4,189.25 and 844.94

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Solution

The fourth proportional to 2,793.19, 4,189.25 and 844.94 is: 1,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.19 : 4,189.25 = 844.94 : x
  2. Step 2: Convert to fraction form
    2,793.19/4,189.25 = 844.94/x
  3. Step 3: Cross multiply
    2,793.19x = 4,189.25 × 844.94
  4. Step 4: Simplify right side
    2,793.19x = 3,539,664.90
  5. Step 5: Solve for x
    x = 3,539,664.90/2,793.19
  6. Step 6: Final answer
    x = 1,267.25

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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.