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Finding the Third Proportional to 276.56 and 599.06

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Solution

The third proportional to 276.56 and 599.06 is: 1,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.56 : 599.06 = 599.06 : x
  2. Step 2: Convert to fraction form
    276.56/599.06 = 599.06/x
  3. Step 3: Cross multiply
    276.56x = 599.06 × 599.06
  4. Step 4: Simplify right side
    276.56x = 358,875.88
  5. Step 5: Solve for x
    x = 358,875.88/276.56
  6. Step 6: Final answer
    x = 1,297.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.