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Finding the Third Proportional to 11,369 and 17,539.50

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Solution

The third proportional to 11,369 and 17,539.50 is: 27,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369 : 17,539.50 = 17,539.50 : x
  2. Step 2: Convert to fraction form
    11,369/17,539.50 = 17,539.50/x
  3. Step 3: Cross multiply
    11,369x = 17,539.50 × 17,539.50
  4. Step 4: Simplify right side
    11,369x = 307,634,060.25
  5. Step 5: Solve for x
    x = 307,634,060.25/11,369
  6. Step 6: Final answer
    x = 27,059.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.