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Finding the Third Proportional to 5,532.50 and 8,281

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Solution

The third proportional to 5,532.50 and 8,281 is: 12,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532.50 : 8,281 = 8,281 : x
  2. Step 2: Convert to fraction form
    5,532.50/8,281 = 8,281/x
  3. Step 3: Cross multiply
    5,532.50x = 8,281 × 8,281
  4. Step 4: Simplify right side
    5,532.50x = 68,574,961
  5. Step 5: Solve for x
    x = 68,574,961/5,532.50
  6. Step 6: Final answer
    x = 12,394.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.