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Finding the Fourth Proportional to 4,287.52, 5,917.62 and 2,714.50

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Solution

The fourth proportional to 4,287.52, 5,917.62 and 2,714.50 is: 3,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.52 : 5,917.62 = 2,714.50 : x
  2. Step 2: Convert to fraction form
    4,287.52/5,917.62 = 2,714.50/x
  3. Step 3: Cross multiply
    4,287.52x = 5,917.62 × 2,714.50
  4. Step 4: Simplify right side
    4,287.52x = 16,063,379.49
  5. Step 5: Solve for x
    x = 16,063,379.49/4,287.52
  6. Step 6: Final answer
    x = 3,746.54

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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.