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Finding the Third Proportional to 308,260.50 and 483,693.75

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Solution

The third proportional to 308,260.50 and 483,693.75 is: 758,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,260.50 : 483,693.75 = 483,693.75 : x
  2. Step 2: Convert to fraction form
    308,260.50/483,693.75 = 483,693.75/x
  3. Step 3: Cross multiply
    308,260.50x = 483,693.75 × 483,693.75
  4. Step 4: Simplify right side
    308,260.50x = 233,959,643,789.06
  5. Step 5: Solve for x
    x = 233,959,643,789.06/308,260.50
  6. Step 6: Final answer
    x = 758,967.31

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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.