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Finding the Third Proportional to 28,078 and 60,529

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Solution

The third proportional to 28,078 and 60,529 is: 130,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078 : 60,529 = 60,529 : x
  2. Step 2: Convert to fraction form
    28,078/60,529 = 60,529/x
  3. Step 3: Cross multiply
    28,078x = 60,529 × 60,529
  4. Step 4: Simplify right side
    28,078x = 3,663,759,841
  5. Step 5: Solve for x
    x = 3,663,759,841/28,078
  6. Step 6: Final answer
    x = 130,485.07

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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.