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Finding the Third Proportional to 180,962 and 266,174

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Solution

The third proportional to 180,962 and 266,174 is: 391,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,962 : 266,174 = 266,174 : x
  2. Step 2: Convert to fraction form
    180,962/266,174 = 266,174/x
  3. Step 3: Cross multiply
    180,962x = 266,174 × 266,174
  4. Step 4: Simplify right side
    180,962x = 70,848,598,276
  5. Step 5: Solve for x
    x = 70,848,598,276/180,962
  6. Step 6: Final answer
    x = 391,510.92

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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.