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Finding the Fourth Proportional to 5,673.18, 8,503.74 and 2,747.46

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Solution

The fourth proportional to 5,673.18, 8,503.74 and 2,747.46 is: 4,118.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.18 : 8,503.74 = 2,747.46 : x
  2. Step 2: Convert to fraction form
    5,673.18/8,503.74 = 2,747.46/x
  3. Step 3: Cross multiply
    5,673.18x = 8,503.74 × 2,747.46
  4. Step 4: Simplify right side
    5,673.18x = 23,363,685.50
  5. Step 5: Solve for x
    x = 23,363,685.50/5,673.18
  6. Step 6: Final answer
    x = 4,118.27

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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.