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Finding the Fourth Proportional to 7,254.74, 10,876.84 and 2,321.58

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Solution

The fourth proportional to 7,254.74, 10,876.84 and 2,321.58 is: 3,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.74 : 10,876.84 = 2,321.58 : x
  2. Step 2: Convert to fraction form
    7,254.74/10,876.84 = 2,321.58/x
  3. Step 3: Cross multiply
    7,254.74x = 10,876.84 × 2,321.58
  4. Step 4: Simplify right side
    7,254.74x = 25,251,454.21
  5. Step 5: Solve for x
    x = 25,251,454.21/7,254.74
  6. Step 6: Final answer
    x = 3,480.68

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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.