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Finding the Fourth Proportional to 2,702.35, 3,729.18 and 1,523.44

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Solution

The fourth proportional to 2,702.35, 3,729.18 and 1,523.44 is: 2,102.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.35 : 3,729.18 = 1,523.44 : x
  2. Step 2: Convert to fraction form
    2,702.35/3,729.18 = 1,523.44/x
  3. Step 3: Cross multiply
    2,702.35x = 3,729.18 × 1,523.44
  4. Step 4: Simplify right side
    2,702.35x = 5,681,181.98
  5. Step 5: Solve for x
    x = 5,681,181.98/2,702.35
  6. Step 6: Final answer
    x = 2,102.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.