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Finding the Fourth Proportional to 5,870.30, 8,794.51 and 4,579.97

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Solution

The fourth proportional to 5,870.30, 8,794.51 and 4,579.97 is: 6,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.30 : 8,794.51 = 4,579.97 : x
  2. Step 2: Convert to fraction form
    5,870.30/8,794.51 = 4,579.97/x
  3. Step 3: Cross multiply
    5,870.30x = 8,794.51 × 4,579.97
  4. Step 4: Simplify right side
    5,870.30x = 40,278,536.54
  5. Step 5: Solve for x
    x = 40,278,536.54/5,870.30
  6. Step 6: Final answer
    x = 6,861.42

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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.