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Finding the Third Proportional to 133,077 and 199,090

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Solution

The third proportional to 133,077 and 199,090 is: 297,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,077 : 199,090 = 199,090 : x
  2. Step 2: Convert to fraction form
    133,077/199,090 = 199,090/x
  3. Step 3: Cross multiply
    133,077x = 199,090 × 199,090
  4. Step 4: Simplify right side
    133,077x = 39,636,828,100
  5. Step 5: Solve for x
    x = 39,636,828,100/133,077
  6. Step 6: Final answer
    x = 297,848.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.