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Finding the Fourth Proportional to 5,258.07, 7,255.31 and 3,133.55

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Solution

The fourth proportional to 5,258.07, 7,255.31 and 3,133.55 is: 4,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.07 : 7,255.31 = 3,133.55 : x
  2. Step 2: Convert to fraction form
    5,258.07/7,255.31 = 3,133.55/x
  3. Step 3: Cross multiply
    5,258.07x = 7,255.31 × 3,133.55
  4. Step 4: Simplify right side
    5,258.07x = 22,734,876.65
  5. Step 5: Solve for x
    x = 22,734,876.65/5,258.07
  6. Step 6: Final answer
    x = 4,323.81

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