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Finding the Fourth Proportional to 2,375.01, 3,277.00 and 1,379.78

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Solution

The fourth proportional to 2,375.01, 3,277.00 and 1,379.78 is: 1,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.01 : 3,277.00 = 1,379.78 : x
  2. Step 2: Convert to fraction form
    2,375.01/3,277.00 = 1,379.78/x
  3. Step 3: Cross multiply
    2,375.01x = 3,277.00 × 1,379.78
  4. Step 4: Simplify right side
    2,375.01x = 4,521,519.23
  5. Step 5: Solve for x
    x = 4,521,519.23/2,375.01
  6. Step 6: Final answer
    x = 1,903.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.