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Finding the Fourth Proportional to 3,952.34, 5,930.24 and 1,873.82

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Solution

The fourth proportional to 3,952.34, 5,930.24 and 1,873.82 is: 2,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.34 : 5,930.24 = 1,873.82 : x
  2. Step 2: Convert to fraction form
    3,952.34/5,930.24 = 1,873.82/x
  3. Step 3: Cross multiply
    3,952.34x = 5,930.24 × 1,873.82
  4. Step 4: Simplify right side
    3,952.34x = 11,112,202.32
  5. Step 5: Solve for x
    x = 11,112,202.32/3,952.34
  6. Step 6: Final answer
    x = 2,811.55

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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.