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Finding the Fourth Proportional to 3,295.96, 4,548.52 and 1,803.98

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Solution

The fourth proportional to 3,295.96, 4,548.52 and 1,803.98 is: 2,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.96 : 4,548.52 = 1,803.98 : x
  2. Step 2: Convert to fraction form
    3,295.96/4,548.52 = 1,803.98/x
  3. Step 3: Cross multiply
    3,295.96x = 4,548.52 × 1,803.98
  4. Step 4: Simplify right side
    3,295.96x = 8,205,439.11
  5. Step 5: Solve for x
    x = 8,205,439.11/3,295.96
  6. Step 6: Final answer
    x = 2,489.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.