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Finding the Fourth Proportional to 2,684.76, 3,704.50 and 1,505.88

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Solution

The fourth proportional to 2,684.76, 3,704.50 and 1,505.88 is: 2,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.76 : 3,704.50 = 1,505.88 : x
  2. Step 2: Convert to fraction form
    2,684.76/3,704.50 = 1,505.88/x
  3. Step 3: Cross multiply
    2,684.76x = 3,704.50 × 1,505.88
  4. Step 4: Simplify right side
    2,684.76x = 5,578,532.46
  5. Step 5: Solve for x
    x = 5,578,532.46/2,684.76
  6. Step 6: Final answer
    x = 2,077.85

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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.