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Finding the Third Proportional to 133,834 and 197,055

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Solution

The third proportional to 133,834 and 197,055 is: 290,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,834 : 197,055 = 197,055 : x
  2. Step 2: Convert to fraction form
    133,834/197,055 = 197,055/x
  3. Step 3: Cross multiply
    133,834x = 197,055 × 197,055
  4. Step 4: Simplify right side
    133,834x = 38,830,673,025
  5. Step 5: Solve for x
    x = 38,830,673,025/133,834
  6. Step 6: Final answer
    x = 290,140.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.