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Finding the Fourth Proportional to 2,756.32, 3,804.72 and 1,825.12

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Solution

The fourth proportional to 2,756.32, 3,804.72 and 1,825.12 is: 2,519.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.32 : 3,804.72 = 1,825.12 : x
  2. Step 2: Convert to fraction form
    2,756.32/3,804.72 = 1,825.12/x
  3. Step 3: Cross multiply
    2,756.32x = 3,804.72 × 1,825.12
  4. Step 4: Simplify right side
    2,756.32x = 6,944,070.57
  5. Step 5: Solve for x
    x = 6,944,070.57/2,756.32
  6. Step 6: Final answer
    x = 2,519.33

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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.