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Finding the Fourth Proportional to 5,829.98, 8,744.81 and 1,447.38

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Solution

The fourth proportional to 5,829.98, 8,744.81 and 1,447.38 is: 2,171.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.98 : 8,744.81 = 1,447.38 : x
  2. Step 2: Convert to fraction form
    5,829.98/8,744.81 = 1,447.38/x
  3. Step 3: Cross multiply
    5,829.98x = 8,744.81 × 1,447.38
  4. Step 4: Simplify right side
    5,829.98x = 12,657,055.86
  5. Step 5: Solve for x
    x = 12,657,055.86/5,829.98
  6. Step 6: Final answer
    x = 2,171.03

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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.