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Finding the Third Proportional to 176,224 and 264,390

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Solution

The third proportional to 176,224 and 264,390 is: 396,666.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,224 : 264,390 = 264,390 : x
  2. Step 2: Convert to fraction form
    176,224/264,390 = 264,390/x
  3. Step 3: Cross multiply
    176,224x = 264,390 × 264,390
  4. Step 4: Simplify right side
    176,224x = 69,902,072,100
  5. Step 5: Solve for x
    x = 69,902,072,100/176,224
  6. Step 6: Final answer
    x = 396,666.02

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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.