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Finding the Fourth Proportional to 7,325.53, 10,988.24 and 2,942.92

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Solution

The fourth proportional to 7,325.53, 10,988.24 and 2,942.92 is: 4,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.53 : 10,988.24 = 2,942.92 : x
  2. Step 2: Convert to fraction form
    7,325.53/10,988.24 = 2,942.92/x
  3. Step 3: Cross multiply
    7,325.53x = 10,988.24 × 2,942.92
  4. Step 4: Simplify right side
    7,325.53x = 32,337,511.26
  5. Step 5: Solve for x
    x = 32,337,511.26/7,325.53
  6. Step 6: Final answer
    x = 4,414.36

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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.