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Finding the Fourth Proportional to 4,579.62, 6,866.01 and 2,272.74

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Solution

The fourth proportional to 4,579.62, 6,866.01 and 2,272.74 is: 3,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.62 : 6,866.01 = 2,272.74 : x
  2. Step 2: Convert to fraction form
    4,579.62/6,866.01 = 2,272.74/x
  3. Step 3: Cross multiply
    4,579.62x = 6,866.01 × 2,272.74
  4. Step 4: Simplify right side
    4,579.62x = 15,604,655.57
  5. Step 5: Solve for x
    x = 15,604,655.57/4,579.62
  6. Step 6: Final answer
    x = 3,407.41

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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.