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Finding the Third Proportional to 275,208.75 and 575,385.75

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Solution

The third proportional to 275,208.75 and 575,385.75 is: 1,202,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,208.75 : 575,385.75 = 575,385.75 : x
  2. Step 2: Convert to fraction form
    275,208.75/575,385.75 = 575,385.75/x
  3. Step 3: Cross multiply
    275,208.75x = 575,385.75 × 575,385.75
  4. Step 4: Simplify right side
    275,208.75x = 331,068,761,303.06
  5. Step 5: Solve for x
    x = 331,068,761,303.06/275,208.75
  6. Step 6: Final answer
    x = 1,202,973.24

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.