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Finding the Third Proportional to 6,355 and 12,943

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Solution

The third proportional to 6,355 and 12,943 is: 26,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355 : 12,943 = 12,943 : x
  2. Step 2: Convert to fraction form
    6,355/12,943 = 12,943/x
  3. Step 3: Cross multiply
    6,355x = 12,943 × 12,943
  4. Step 4: Simplify right side
    6,355x = 167,521,249
  5. Step 5: Solve for x
    x = 167,521,249/6,355
  6. Step 6: Final answer
    x = 26,360.54

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.