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Finding the Third Proportional to 133,089 and 201,020

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Solution

The third proportional to 133,089 and 201,020 is: 303,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,089 : 201,020 = 201,020 : x
  2. Step 2: Convert to fraction form
    133,089/201,020 = 201,020/x
  3. Step 3: Cross multiply
    133,089x = 201,020 × 201,020
  4. Step 4: Simplify right side
    133,089x = 40,409,040,400
  5. Step 5: Solve for x
    x = 40,409,040,400/133,089
  6. Step 6: Final answer
    x = 303,624.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.