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Finding the Fourth Proportional to 2,739.52, 3,780.52 and 1,497.52

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Solution

The fourth proportional to 2,739.52, 3,780.52 and 1,497.52 is: 2,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.52 : 3,780.52 = 1,497.52 : x
  2. Step 2: Convert to fraction form
    2,739.52/3,780.52 = 1,497.52/x
  3. Step 3: Cross multiply
    2,739.52x = 3,780.52 × 1,497.52
  4. Step 4: Simplify right side
    2,739.52x = 5,661,404.31
  5. Step 5: Solve for x
    x = 5,661,404.31/2,739.52
  6. Step 6: Final answer
    x = 2,066.57

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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.