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Finding the Third Proportional to 158,852 and 246,990

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Solution

The third proportional to 158,852 and 246,990 is: 384,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,852 : 246,990 = 246,990 : x
  2. Step 2: Convert to fraction form
    158,852/246,990 = 246,990/x
  3. Step 3: Cross multiply
    158,852x = 246,990 × 246,990
  4. Step 4: Simplify right side
    158,852x = 61,004,060,100
  5. Step 5: Solve for x
    x = 61,004,060,100/158,852
  6. Step 6: Final answer
    x = 384,030.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.