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Finding the Third Proportional to 248,482.50 and 331,060.50

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Solution

The third proportional to 248,482.50 and 331,060.50 is: 441,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,482.50 : 331,060.50 = 331,060.50 : x
  2. Step 2: Convert to fraction form
    248,482.50/331,060.50 = 331,060.50/x
  3. Step 3: Cross multiply
    248,482.50x = 331,060.50 × 331,060.50
  4. Step 4: Simplify right side
    248,482.50x = 109,601,054,660.25
  5. Step 5: Solve for x
    x = 109,601,054,660.25/248,482.50
  6. Step 6: Final answer
    x = 441,081.58

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.