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Finding the Fourth Proportional to 2,017.49, 3,025.46 and 784.73

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Solution

The fourth proportional to 2,017.49, 3,025.46 and 784.73 is: 1,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.49 : 3,025.46 = 784.73 : x
  2. Step 2: Convert to fraction form
    2,017.49/3,025.46 = 784.73/x
  3. Step 3: Cross multiply
    2,017.49x = 3,025.46 × 784.73
  4. Step 4: Simplify right side
    2,017.49x = 2,374,169.23
  5. Step 5: Solve for x
    x = 2,374,169.23/2,017.49
  6. Step 6: Final answer
    x = 1,176.80

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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.