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Finding the Fourth Proportional to 2,093.58, 3,138.03 and 705.60

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Solution

The fourth proportional to 2,093.58, 3,138.03 and 705.60 is: 1,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.58 : 3,138.03 = 705.60 : x
  2. Step 2: Convert to fraction form
    2,093.58/3,138.03 = 705.60/x
  3. Step 3: Cross multiply
    2,093.58x = 3,138.03 × 705.60
  4. Step 4: Simplify right side
    2,093.58x = 2,214,193.97
  5. Step 5: Solve for x
    x = 2,214,193.97/2,093.58
  6. Step 6: Final answer
    x = 1,057.61

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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.