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Finding the Third Proportional to 202,216.50 and 305,835.75

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Solution

The third proportional to 202,216.50 and 305,835.75 is: 462,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,216.50 : 305,835.75 = 305,835.75 : x
  2. Step 2: Convert to fraction form
    202,216.50/305,835.75 = 305,835.75/x
  3. Step 3: Cross multiply
    202,216.50x = 305,835.75 × 305,835.75
  4. Step 4: Simplify right side
    202,216.50x = 93,535,505,978.06
  5. Step 5: Solve for x
    x = 93,535,505,978.06/202,216.50
  6. Step 6: Final answer
    x = 462,551.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.