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Finding the Fourth Proportional to 3,748.75, 5,175.39 and 3,333.49

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Solution

The fourth proportional to 3,748.75, 5,175.39 and 3,333.49 is: 4,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.75 : 5,175.39 = 3,333.49 : x
  2. Step 2: Convert to fraction form
    3,748.75/5,175.39 = 3,333.49/x
  3. Step 3: Cross multiply
    3,748.75x = 5,175.39 × 3,333.49
  4. Step 4: Simplify right side
    3,748.75x = 17,252,110.37
  5. Step 5: Solve for x
    x = 17,252,110.37/3,748.75
  6. Step 6: Final answer
    x = 4,602.10

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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.