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Finding the Third Proportional to 98,228.25 and 214,445.25

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Solution

The third proportional to 98,228.25 and 214,445.25 is: 468,162.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,228.25 : 214,445.25 = 214,445.25 : x
  2. Step 2: Convert to fraction form
    98,228.25/214,445.25 = 214,445.25/x
  3. Step 3: Cross multiply
    98,228.25x = 214,445.25 × 214,445.25
  4. Step 4: Simplify right side
    98,228.25x = 45,986,765,247.56
  5. Step 5: Solve for x
    x = 45,986,765,247.56/98,228.25
  6. Step 6: Final answer
    x = 468,162.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.