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Finding the Fourth Proportional to 4,642.78, 6,964.24 and 1,523.03

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Solution

The fourth proportional to 4,642.78, 6,964.24 and 1,523.03 is: 2,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.78 : 6,964.24 = 1,523.03 : x
  2. Step 2: Convert to fraction form
    4,642.78/6,964.24 = 1,523.03/x
  3. Step 3: Cross multiply
    4,642.78x = 6,964.24 × 1,523.03
  4. Step 4: Simplify right side
    4,642.78x = 10,606,735.77
  5. Step 5: Solve for x
    x = 10,606,735.77/4,642.78
  6. Step 6: Final answer
    x = 2,284.56

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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.