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Finding the Third Proportional to 124,296 and 197,676

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Solution

The third proportional to 124,296 and 197,676 is: 314,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,296 : 197,676 = 197,676 : x
  2. Step 2: Convert to fraction form
    124,296/197,676 = 197,676/x
  3. Step 3: Cross multiply
    124,296x = 197,676 × 197,676
  4. Step 4: Simplify right side
    124,296x = 39,075,800,976
  5. Step 5: Solve for x
    x = 39,075,800,976/124,296
  6. Step 6: Final answer
    x = 314,376.98

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.