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Finding the Third Proportional to 240,380.25 and 348,168

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Solution

The third proportional to 240,380.25 and 348,168 is: 504,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,380.25 : 348,168 = 348,168 : x
  2. Step 2: Convert to fraction form
    240,380.25/348,168 = 348,168/x
  3. Step 3: Cross multiply
    240,380.25x = 348,168 × 348,168
  4. Step 4: Simplify right side
    240,380.25x = 121,220,956,224
  5. Step 5: Solve for x
    x = 121,220,956,224/240,380.25
  6. Step 6: Final answer
    x = 504,288.34

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.