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Finding the Third Proportional to 101,030 and 158,493

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Solution

The third proportional to 101,030 and 158,493 is: 248,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,030 : 158,493 = 158,493 : x
  2. Step 2: Convert to fraction form
    101,030/158,493 = 158,493/x
  3. Step 3: Cross multiply
    101,030x = 158,493 × 158,493
  4. Step 4: Simplify right side
    101,030x = 25,120,031,049
  5. Step 5: Solve for x
    x = 25,120,031,049/101,030
  6. Step 6: Final answer
    x = 248,639.33

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.