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Finding the Fourth Proportional to 2,018.00, 3,025.54 and 630.59

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Solution

The fourth proportional to 2,018.00, 3,025.54 and 630.59 is: 945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.00 : 3,025.54 = 630.59 : x
  2. Step 2: Convert to fraction form
    2,018.00/3,025.54 = 630.59/x
  3. Step 3: Cross multiply
    2,018.00x = 3,025.54 × 630.59
  4. Step 4: Simplify right side
    2,018.00x = 1,907,860.04
  5. Step 5: Solve for x
    x = 1,907,860.04/2,018.00
  6. Step 6: Final answer
    x = 945.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.