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Finding the Fourth Proportional to 4,837.92, 7,258.10 and 1,375.17

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Solution

The fourth proportional to 4,837.92, 7,258.10 and 1,375.17 is: 2,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.92 : 7,258.10 = 1,375.17 : x
  2. Step 2: Convert to fraction form
    4,837.92/7,258.10 = 1,375.17/x
  3. Step 3: Cross multiply
    4,837.92x = 7,258.10 × 1,375.17
  4. Step 4: Simplify right side
    4,837.92x = 9,981,137.78
  5. Step 5: Solve for x
    x = 9,981,137.78/4,837.92
  6. Step 6: Final answer
    x = 2,063.10

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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.