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Finding the Fourth Proportional to 3,936.48, 5,903.04 and 1,596.99

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Solution

The fourth proportional to 3,936.48, 5,903.04 and 1,596.99 is: 2,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.48 : 5,903.04 = 1,596.99 : x
  2. Step 2: Convert to fraction form
    3,936.48/5,903.04 = 1,596.99/x
  3. Step 3: Cross multiply
    3,936.48x = 5,903.04 × 1,596.99
  4. Step 4: Simplify right side
    3,936.48x = 9,427,087.86
  5. Step 5: Solve for x
    x = 9,427,087.86/3,936.48
  6. Step 6: Final answer
    x = 2,394.80

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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.