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Finding the Third Proportional to 279.38 and 593.06

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Solution

The third proportional to 279.38 and 593.06 is: 1,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    279.38 : 593.06 = 593.06 : x
  2. Step 2: Convert to fraction form
    279.38/593.06 = 593.06/x
  3. Step 3: Cross multiply
    279.38x = 593.06 × 593.06
  4. Step 4: Simplify right side
    279.38x = 351,723.13
  5. Step 5: Solve for x
    x = 351,723.13/279.38
  6. Step 6: Final answer
    x = 1,258.96

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.