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Finding the Fourth Proportional to 3,537.72, 5,271.02 and 3,339

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Solution

The fourth proportional to 3,537.72, 5,271.02 and 3,339 is: 4,974.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.72 : 5,271.02 = 3,339 : x
  2. Step 2: Convert to fraction form
    3,537.72/5,271.02 = 3,339/x
  3. Step 3: Cross multiply
    3,537.72x = 5,271.02 × 3,339
  4. Step 4: Simplify right side
    3,537.72x = 17,599,935.78
  5. Step 5: Solve for x
    x = 17,599,935.78/3,537.72
  6. Step 6: Final answer
    x = 4,974.94

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.