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Finding the Fourth Proportional to 2,479.36, 3,718.04 and 1,017.52

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Solution

The fourth proportional to 2,479.36, 3,718.04 and 1,017.52 is: 1,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.36 : 3,718.04 = 1,017.52 : x
  2. Step 2: Convert to fraction form
    2,479.36/3,718.04 = 1,017.52/x
  3. Step 3: Cross multiply
    2,479.36x = 3,718.04 × 1,017.52
  4. Step 4: Simplify right side
    2,479.36x = 3,783,180.06
  5. Step 5: Solve for x
    x = 3,783,180.06/2,479.36
  6. Step 6: Final answer
    x = 1,525.87

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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.