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Finding the Fourth Proportional to 8,295.74, 12,440.37 and 3,675.50

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Solution

The fourth proportional to 8,295.74, 12,440.37 and 3,675.50 is: 5,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.74 : 12,440.37 = 3,675.50 : x
  2. Step 2: Convert to fraction form
    8,295.74/12,440.37 = 3,675.50/x
  3. Step 3: Cross multiply
    8,295.74x = 12,440.37 × 3,675.50
  4. Step 4: Simplify right side
    8,295.74x = 45,724,579.94
  5. Step 5: Solve for x
    x = 45,724,579.94/8,295.74
  6. Step 6: Final answer
    x = 5,511.81

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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.