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Finding the Fourth Proportional to 3,204.90, 4,803.71 and 1,899.99

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Solution

The fourth proportional to 3,204.90, 4,803.71 and 1,899.99 is: 2,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.90 : 4,803.71 = 1,899.99 : x
  2. Step 2: Convert to fraction form
    3,204.90/4,803.71 = 1,899.99/x
  3. Step 3: Cross multiply
    3,204.90x = 4,803.71 × 1,899.99
  4. Step 4: Simplify right side
    3,204.90x = 9,126,991.46
  5. Step 5: Solve for x
    x = 9,126,991.46/3,204.90
  6. Step 6: Final answer
    x = 2,847.82

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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.