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Finding the Fourth Proportional to 2,760.85, 3,810.06 and 1,501.92

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Solution

The fourth proportional to 2,760.85, 3,810.06 and 1,501.92 is: 2,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.85 : 3,810.06 = 1,501.92 : x
  2. Step 2: Convert to fraction form
    2,760.85/3,810.06 = 1,501.92/x
  3. Step 3: Cross multiply
    2,760.85x = 3,810.06 × 1,501.92
  4. Step 4: Simplify right side
    2,760.85x = 5,722,405.32
  5. Step 5: Solve for x
    x = 5,722,405.32/2,760.85
  6. Step 6: Final answer
    x = 2,072.70

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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.