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Finding the Fourth Proportional to 5,818.55, 8,724.06 and 2,696.94

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Solution

The fourth proportional to 5,818.55, 8,724.06 and 2,696.94 is: 4,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.55 : 8,724.06 = 2,696.94 : x
  2. Step 2: Convert to fraction form
    5,818.55/8,724.06 = 2,696.94/x
  3. Step 3: Cross multiply
    5,818.55x = 8,724.06 × 2,696.94
  4. Step 4: Simplify right side
    5,818.55x = 23,528,266.38
  5. Step 5: Solve for x
    x = 23,528,266.38/5,818.55
  6. Step 6: Final answer
    x = 4,043.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.