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Finding the Fourth Proportional to 1,662.07, 2,493.30 and 567.22

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Solution

The fourth proportional to 1,662.07, 2,493.30 and 567.22 is: 850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662.07 : 2,493.30 = 567.22 : x
  2. Step 2: Convert to fraction form
    1,662.07/2,493.30 = 567.22/x
  3. Step 3: Cross multiply
    1,662.07x = 2,493.30 × 567.22
  4. Step 4: Simplify right side
    1,662.07x = 1,414,249.63
  5. Step 5: Solve for x
    x = 1,414,249.63/1,662.07
  6. Step 6: Final answer
    x = 850.90

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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.