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Finding the Fourth Proportional to 2,907.99, 4,361.99 and 2,046.15

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Solution

The fourth proportional to 2,907.99, 4,361.99 and 2,046.15 is: 3,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.99 : 4,361.99 = 2,046.15 : x
  2. Step 2: Convert to fraction form
    2,907.99/4,361.99 = 2,046.15/x
  3. Step 3: Cross multiply
    2,907.99x = 4,361.99 × 2,046.15
  4. Step 4: Simplify right side
    2,907.99x = 8,925,275.61
  5. Step 5: Solve for x
    x = 8,925,275.61/2,907.99
  6. Step 6: Final answer
    x = 3,069.23

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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.