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Finding the Fourth Proportional to 2,201.95, 3,302.93 and 558.37

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Solution

The fourth proportional to 2,201.95, 3,302.93 and 558.37 is: 837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.95 : 3,302.93 = 558.37 : x
  2. Step 2: Convert to fraction form
    2,201.95/3,302.93 = 558.37/x
  3. Step 3: Cross multiply
    2,201.95x = 3,302.93 × 558.37
  4. Step 4: Simplify right side
    2,201.95x = 1,844,257.02
  5. Step 5: Solve for x
    x = 1,844,257.02/2,201.95
  6. Step 6: Final answer
    x = 837.56

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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.