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Finding the Fourth Proportional to 5,876.79, 8,815.22 and 1,494.24

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Solution

The fourth proportional to 5,876.79, 8,815.22 and 1,494.24 is: 2,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.79 : 8,815.22 = 1,494.24 : x
  2. Step 2: Convert to fraction form
    5,876.79/8,815.22 = 1,494.24/x
  3. Step 3: Cross multiply
    5,876.79x = 8,815.22 × 1,494.24
  4. Step 4: Simplify right side
    5,876.79x = 13,172,054.33
  5. Step 5: Solve for x
    x = 13,172,054.33/5,876.79
  6. Step 6: Final answer
    x = 2,241.37

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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.