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Finding the Fourth Proportional to 2,751.00, 4,124.54 and 1,289.35

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Solution

The fourth proportional to 2,751.00, 4,124.54 and 1,289.35 is: 1,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.00 : 4,124.54 = 1,289.35 : x
  2. Step 2: Convert to fraction form
    2,751.00/4,124.54 = 1,289.35/x
  3. Step 3: Cross multiply
    2,751.00x = 4,124.54 × 1,289.35
  4. Step 4: Simplify right side
    2,751.00x = 5,317,976.78
  5. Step 5: Solve for x
    x = 5,317,976.78/2,751.00
  6. Step 6: Final answer
    x = 1,933.11

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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.