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Finding the Fourth Proportional to 6,317.50, 8,718.15 and 3,522.94

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Solution

The fourth proportional to 6,317.50, 8,718.15 and 3,522.94 is: 4,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.50 : 8,718.15 = 3,522.94 : x
  2. Step 2: Convert to fraction form
    6,317.50/8,718.15 = 3,522.94/x
  3. Step 3: Cross multiply
    6,317.50x = 8,718.15 × 3,522.94
  4. Step 4: Simplify right side
    6,317.50x = 30,713,519.36
  5. Step 5: Solve for x
    x = 30,713,519.36/6,317.50
  6. Step 6: Final answer
    x = 4,861.66

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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.