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Finding the Fourth Proportional to 1,715.41, 2,573.06 and 674.66

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Solution

The fourth proportional to 1,715.41, 2,573.06 and 674.66 is: 1,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.41 : 2,573.06 = 674.66 : x
  2. Step 2: Convert to fraction form
    1,715.41/2,573.06 = 674.66/x
  3. Step 3: Cross multiply
    1,715.41x = 2,573.06 × 674.66
  4. Step 4: Simplify right side
    1,715.41x = 1,735,940.66
  5. Step 5: Solve for x
    x = 1,735,940.66/1,715.41
  6. Step 6: Final answer
    x = 1,011.97

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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.