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Finding the Fourth Proportional to 3,650.41, 5,037.59 and 2,078.51

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Solution

The fourth proportional to 3,650.41, 5,037.59 and 2,078.51 is: 2,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.41 : 5,037.59 = 2,078.51 : x
  2. Step 2: Convert to fraction form
    3,650.41/5,037.59 = 2,078.51/x
  3. Step 3: Cross multiply
    3,650.41x = 5,037.59 × 2,078.51
  4. Step 4: Simplify right side
    3,650.41x = 10,470,645.61
  5. Step 5: Solve for x
    x = 10,470,645.61/3,650.41
  6. Step 6: Final answer
    x = 2,868.35

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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.