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Finding the Fourth Proportional to 2,627.88, 3,626.40 and 1,448.94

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Solution

The fourth proportional to 2,627.88, 3,626.40 and 1,448.94 is: 1,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.88 : 3,626.40 = 1,448.94 : x
  2. Step 2: Convert to fraction form
    2,627.88/3,626.40 = 1,448.94/x
  3. Step 3: Cross multiply
    2,627.88x = 3,626.40 × 1,448.94
  4. Step 4: Simplify right side
    2,627.88x = 5,254,436.02
  5. Step 5: Solve for x
    x = 5,254,436.02/2,627.88
  6. Step 6: Final answer
    x = 1,999.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.