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Finding the Third Proportional to 7,516 and 16,219

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Solution

The third proportional to 7,516 and 16,219 is: 34,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516 : 16,219 = 16,219 : x
  2. Step 2: Convert to fraction form
    7,516/16,219 = 16,219/x
  3. Step 3: Cross multiply
    7,516x = 16,219 × 16,219
  4. Step 4: Simplify right side
    7,516x = 263,055,961
  5. Step 5: Solve for x
    x = 263,055,961/7,516
  6. Step 6: Final answer
    x = 34,999.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.