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Finding the Third Proportional to 201,142.50 and 298,232.25

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Solution

The third proportional to 201,142.50 and 298,232.25 is: 442,186.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,142.50 : 298,232.25 = 298,232.25 : x
  2. Step 2: Convert to fraction form
    201,142.50/298,232.25 = 298,232.25/x
  3. Step 3: Cross multiply
    201,142.50x = 298,232.25 × 298,232.25
  4. Step 4: Simplify right side
    201,142.50x = 88,942,474,940.06
  5. Step 5: Solve for x
    x = 88,942,474,940.06/201,142.50
  6. Step 6: Final answer
    x = 442,186.38

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.