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Finding the Third Proportional to 796 and 858

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Solution

The third proportional to 796 and 858 is: 924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    796 : 858 = 858 : x
  2. Step 2: Convert to fraction form
    796/858 = 858/x
  3. Step 3: Cross multiply
    796x = 858 × 858
  4. Step 4: Simplify right side
    796x = 736,164
  5. Step 5: Solve for x
    x = 736,164/796
  6. Step 6: Final answer
    x = 924.83

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.