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Finding the Fourth Proportional to 6,287.04, 8,672.64 and 3,767.52

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Solution

The fourth proportional to 6,287.04, 8,672.64 and 3,767.52 is: 5,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.04 : 8,672.64 = 3,767.52 : x
  2. Step 2: Convert to fraction form
    6,287.04/8,672.64 = 3,767.52/x
  3. Step 3: Cross multiply
    6,287.04x = 8,672.64 × 3,767.52
  4. Step 4: Simplify right side
    6,287.04x = 32,674,344.65
  5. Step 5: Solve for x
    x = 32,674,344.65/6,287.04
  6. Step 6: Final answer
    x = 5,197.10

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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.