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Finding the Fourth Proportional to 2,972.73, 4,453.41 and 1,803.09

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Solution

The fourth proportional to 2,972.73, 4,453.41 and 1,803.09 is: 2,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.73 : 4,453.41 = 1,803.09 : x
  2. Step 2: Convert to fraction form
    2,972.73/4,453.41 = 1,803.09/x
  3. Step 3: Cross multiply
    2,972.73x = 4,453.41 × 1,803.09
  4. Step 4: Simplify right side
    2,972.73x = 8,029,899.04
  5. Step 5: Solve for x
    x = 8,029,899.04/2,972.73
  6. Step 6: Final answer
    x = 2,701.19

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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.