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Finding the Fourth Proportional to 2,029.06, 3,043.59 and 490.06

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Solution

The fourth proportional to 2,029.06, 3,043.59 and 490.06 is: 735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.06 : 3,043.59 = 490.06 : x
  2. Step 2: Convert to fraction form
    2,029.06/3,043.59 = 490.06/x
  3. Step 3: Cross multiply
    2,029.06x = 3,043.59 × 490.06
  4. Step 4: Simplify right side
    2,029.06x = 1,491,541.72
  5. Step 5: Solve for x
    x = 1,491,541.72/2,029.06
  6. Step 6: Final answer
    x = 735.09

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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.