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Finding the Fourth Proportional to 2,603.84, 3,896.94 and 1,506.56

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Solution

The fourth proportional to 2,603.84, 3,896.94 and 1,506.56 is: 2,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.84 : 3,896.94 = 1,506.56 : x
  2. Step 2: Convert to fraction form
    2,603.84/3,896.94 = 1,506.56/x
  3. Step 3: Cross multiply
    2,603.84x = 3,896.94 × 1,506.56
  4. Step 4: Simplify right side
    2,603.84x = 5,870,973.93
  5. Step 5: Solve for x
    x = 5,870,973.93/2,603.84
  6. Step 6: Final answer
    x = 2,254.74

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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.