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Finding the Third Proportional to 2,774.25 and 6,078.38

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Solution

The third proportional to 2,774.25 and 6,078.38 is: 13,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.25 : 6,078.38 = 6,078.38 : x
  2. Step 2: Convert to fraction form
    2,774.25/6,078.38 = 6,078.38/x
  3. Step 3: Cross multiply
    2,774.25x = 6,078.38 × 6,078.38
  4. Step 4: Simplify right side
    2,774.25x = 36,946,642.64
  5. Step 5: Solve for x
    x = 36,946,642.64/2,774.25
  6. Step 6: Final answer
    x = 13,317.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.