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Finding the Third Proportional to 174,632 and 263,313

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Solution

The third proportional to 174,632 and 263,313 is: 397,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,632 : 263,313 = 263,313 : x
  2. Step 2: Convert to fraction form
    174,632/263,313 = 263,313/x
  3. Step 3: Cross multiply
    174,632x = 263,313 × 263,313
  4. Step 4: Simplify right side
    174,632x = 69,333,735,969
  5. Step 5: Solve for x
    x = 69,333,735,969/174,632
  6. Step 6: Final answer
    x = 397,027.67

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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.