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Finding the Third Proportional to 48,639 and 104,783

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Solution

The third proportional to 48,639 and 104,783 is: 225,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639 : 104,783 = 104,783 : x
  2. Step 2: Convert to fraction form
    48,639/104,783 = 104,783/x
  3. Step 3: Cross multiply
    48,639x = 104,783 × 104,783
  4. Step 4: Simplify right side
    48,639x = 10,979,477,089
  5. Step 5: Solve for x
    x = 10,979,477,089/48,639
  6. Step 6: Final answer
    x = 225,734.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.