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Finding the Fourth Proportional to 4,397.56, 6,068.75 and 2,630.21

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Solution

The fourth proportional to 4,397.56, 6,068.75 and 2,630.21 is: 3,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397.56 : 6,068.75 = 2,630.21 : x
  2. Step 2: Convert to fraction form
    4,397.56/6,068.75 = 2,630.21/x
  3. Step 3: Cross multiply
    4,397.56x = 6,068.75 × 2,630.21
  4. Step 4: Simplify right side
    4,397.56x = 15,962,043.44
  5. Step 5: Solve for x
    x = 15,962,043.44/4,397.56
  6. Step 6: Final answer
    x = 3,629.75

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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.