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Finding the Third Proportional to 3,319.88 and 4,823.44

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Solution

The third proportional to 3,319.88 and 4,823.44 is: 7,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.88 : 4,823.44 = 4,823.44 : x
  2. Step 2: Convert to fraction form
    3,319.88/4,823.44 = 4,823.44/x
  3. Step 3: Cross multiply
    3,319.88x = 4,823.44 × 4,823.44
  4. Step 4: Simplify right side
    3,319.88x = 23,265,549.32
  5. Step 5: Solve for x
    x = 23,265,549.32/3,319.88
  6. Step 6: Final answer
    x = 7,007.96

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.