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Finding the Fourth Proportional to 5,880.79, 8,823.21 and 2,956.69

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Solution

The fourth proportional to 5,880.79, 8,823.21 and 2,956.69 is: 4,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.79 : 8,823.21 = 2,956.69 : x
  2. Step 2: Convert to fraction form
    5,880.79/8,823.21 = 2,956.69/x
  3. Step 3: Cross multiply
    5,880.79x = 8,823.21 × 2,956.69
  4. Step 4: Simplify right side
    5,880.79x = 26,087,496.77
  5. Step 5: Solve for x
    x = 26,087,496.77/5,880.79
  6. Step 6: Final answer
    x = 4,436.05

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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.