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Finding the Fourth Proportional to 2,574.85, 3,852.71 and 1,535.42

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Solution

The fourth proportional to 2,574.85, 3,852.71 and 1,535.42 is: 2,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.85 : 3,852.71 = 1,535.42 : x
  2. Step 2: Convert to fraction form
    2,574.85/3,852.71 = 1,535.42/x
  3. Step 3: Cross multiply
    2,574.85x = 3,852.71 × 1,535.42
  4. Step 4: Simplify right side
    2,574.85x = 5,915,527.99
  5. Step 5: Solve for x
    x = 5,915,527.99/2,574.85
  6. Step 6: Final answer
    x = 2,297.43

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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.