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Finding the Fourth Proportional to 6,893.50, 10,340.26 and 2,276.86

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Solution

The fourth proportional to 6,893.50, 10,340.26 and 2,276.86 is: 3,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.50 : 10,340.26 = 2,276.86 : x
  2. Step 2: Convert to fraction form
    6,893.50/10,340.26 = 2,276.86/x
  3. Step 3: Cross multiply
    6,893.50x = 10,340.26 × 2,276.86
  4. Step 4: Simplify right side
    6,893.50x = 23,543,324.38
  5. Step 5: Solve for x
    x = 23,543,324.38/6,893.50
  6. Step 6: Final answer
    x = 3,415.29

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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.