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Finding the Fourth Proportional to 5,582.81, 8,363.27 and 3,237.89

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Solution

The fourth proportional to 5,582.81, 8,363.27 and 3,237.89 is: 4,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.81 : 8,363.27 = 3,237.89 : x
  2. Step 2: Convert to fraction form
    5,582.81/8,363.27 = 3,237.89/x
  3. Step 3: Cross multiply
    5,582.81x = 8,363.27 × 3,237.89
  4. Step 4: Simplify right side
    5,582.81x = 27,079,399.06
  5. Step 5: Solve for x
    x = 27,079,399.06/5,582.81
  6. Step 6: Final answer
    x = 4,850.49

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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.