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Finding the Third Proportional to 5,571 and 9,670.50

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Solution

The third proportional to 5,571 and 9,670.50 is: 16,786.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571 : 9,670.50 = 9,670.50 : x
  2. Step 2: Convert to fraction form
    5,571/9,670.50 = 9,670.50/x
  3. Step 3: Cross multiply
    5,571x = 9,670.50 × 9,670.50
  4. Step 4: Simplify right side
    5,571x = 93,518,570.25
  5. Step 5: Solve for x
    x = 93,518,570.25/5,571
  6. Step 6: Final answer
    x = 16,786.68

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Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.