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Finding the Third Proportional to 5,017 and 6,711.50

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Solution

The third proportional to 5,017 and 6,711.50 is: 8,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017 : 6,711.50 = 6,711.50 : x
  2. Step 2: Convert to fraction form
    5,017/6,711.50 = 6,711.50/x
  3. Step 3: Cross multiply
    5,017x = 6,711.50 × 6,711.50
  4. Step 4: Simplify right side
    5,017x = 45,044,232.25
  5. Step 5: Solve for x
    x = 45,044,232.25/5,017
  6. Step 6: Final answer
    x = 8,978.32

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.