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Finding the Fourth Proportional to 7,500.88, 11,258.24 and 3,805.70

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Solution

The fourth proportional to 7,500.88, 11,258.24 and 3,805.70 is: 5,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.88 : 11,258.24 = 3,805.70 : x
  2. Step 2: Convert to fraction form
    7,500.88/11,258.24 = 3,805.70/x
  3. Step 3: Cross multiply
    7,500.88x = 11,258.24 × 3,805.70
  4. Step 4: Simplify right side
    7,500.88x = 42,845,408.65
  5. Step 5: Solve for x
    x = 42,845,408.65/7,500.88
  6. Step 6: Final answer
    x = 5,712.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.