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Finding the Third Proportional to 5,374.25 and 8,304.50

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Solution

The third proportional to 5,374.25 and 8,304.50 is: 12,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.25 : 8,304.50 = 8,304.50 : x
  2. Step 2: Convert to fraction form
    5,374.25/8,304.50 = 8,304.50/x
  3. Step 3: Cross multiply
    5,374.25x = 8,304.50 × 8,304.50
  4. Step 4: Simplify right side
    5,374.25x = 68,964,720.25
  5. Step 5: Solve for x
    x = 68,964,720.25/5,374.25
  6. Step 6: Final answer
    x = 12,832.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.