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Finding the Fourth Proportional to 5,364.88, 8,048.40 and 1,901.68

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Solution

The fourth proportional to 5,364.88, 8,048.40 and 1,901.68 is: 2,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.88 : 8,048.40 = 1,901.68 : x
  2. Step 2: Convert to fraction form
    5,364.88/8,048.40 = 1,901.68/x
  3. Step 3: Cross multiply
    5,364.88x = 8,048.40 × 1,901.68
  4. Step 4: Simplify right side
    5,364.88x = 15,305,481.31
  5. Step 5: Solve for x
    x = 15,305,481.31/5,364.88
  6. Step 6: Final answer
    x = 2,852.90

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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.