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Finding the Third Proportional to 69,560.25 and 104,355

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Solution

The third proportional to 69,560.25 and 104,355 is: 156,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,560.25 : 104,355 = 104,355 : x
  2. Step 2: Convert to fraction form
    69,560.25/104,355 = 104,355/x
  3. Step 3: Cross multiply
    69,560.25x = 104,355 × 104,355
  4. Step 4: Simplify right side
    69,560.25x = 10,889,966,025
  5. Step 5: Solve for x
    x = 10,889,966,025/69,560.25
  6. Step 6: Final answer
    x = 156,554.44

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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.