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Finding the Third Proportional to 86,450 and 158,692

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Solution

The third proportional to 86,450 and 158,692 is: 291,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,450 : 158,692 = 158,692 : x
  2. Step 2: Convert to fraction form
    86,450/158,692 = 158,692/x
  3. Step 3: Cross multiply
    86,450x = 158,692 × 158,692
  4. Step 4: Simplify right side
    86,450x = 25,183,150,864
  5. Step 5: Solve for x
    x = 25,183,150,864/86,450
  6. Step 6: Final answer
    x = 291,303.08

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Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.