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Finding the Third Proportional to 783,091.75 and 1,709,998.75

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Solution

The third proportional to 783,091.75 and 1,709,998.75 is: 3,734,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,091.75 : 1,709,998.75 = 1,709,998.75 : x
  2. Step 2: Convert to fraction form
    783,091.75/1,709,998.75 = 1,709,998.75/x
  3. Step 3: Cross multiply
    783,091.75x = 1,709,998.75 × 1,709,998.75
  4. Step 4: Simplify right side
    783,091.75x = 2,924,095,725,001.56
  5. Step 5: Solve for x
    x = 2,924,095,725,001.56/783,091.75
  6. Step 6: Final answer
    x = 3,734,039.75

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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.