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Finding the Fourth Proportional to 3,714.78, 5,131.98 and 2,441.70

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Solution

The fourth proportional to 3,714.78, 5,131.98 and 2,441.70 is: 3,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.78 : 5,131.98 = 2,441.70 : x
  2. Step 2: Convert to fraction form
    3,714.78/5,131.98 = 2,441.70/x
  3. Step 3: Cross multiply
    3,714.78x = 5,131.98 × 2,441.70
  4. Step 4: Simplify right side
    3,714.78x = 12,530,768.40
  5. Step 5: Solve for x
    x = 12,530,768.40/3,714.78
  6. Step 6: Final answer
    x = 3,373.22

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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.