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Finding the Fourth Proportional to 5,876.94, 8,815.14 and 2,177.58

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Solution

The fourth proportional to 5,876.94, 8,815.14 and 2,177.58 is: 3,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.94 : 8,815.14 = 2,177.58 : x
  2. Step 2: Convert to fraction form
    5,876.94/8,815.14 = 2,177.58/x
  3. Step 3: Cross multiply
    5,876.94x = 8,815.14 × 2,177.58
  4. Step 4: Simplify right side
    5,876.94x = 19,195,672.56
  5. Step 5: Solve for x
    x = 19,195,672.56/5,876.94
  6. Step 6: Final answer
    x = 3,266.27

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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.