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Finding the Fourth Proportional to 4,932.16, 7,392.80 and 2,740.16

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Solution

The fourth proportional to 4,932.16, 7,392.80 and 2,740.16 is: 4,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.16 : 7,392.80 = 2,740.16 : x
  2. Step 2: Convert to fraction form
    4,932.16/7,392.80 = 2,740.16/x
  3. Step 3: Cross multiply
    4,932.16x = 7,392.80 × 2,740.16
  4. Step 4: Simplify right side
    4,932.16x = 20,257,454.85
  5. Step 5: Solve for x
    x = 20,257,454.85/4,932.16
  6. Step 6: Final answer
    x = 4,107.22

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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.