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Finding the Fourth Proportional to 5,460.54, 8,186.04 and 1,950

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Solution

The fourth proportional to 5,460.54, 8,186.04 and 1,950 is: 2,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.54 : 8,186.04 = 1,950 : x
  2. Step 2: Convert to fraction form
    5,460.54/8,186.04 = 1,950/x
  3. Step 3: Cross multiply
    5,460.54x = 8,186.04 × 1,950
  4. Step 4: Simplify right side
    5,460.54x = 15,962,778
  5. Step 5: Solve for x
    x = 15,962,778/5,460.54
  6. Step 6: Final answer
    x = 2,923.30

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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.