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Finding the Third Proportional to 609,091.50 and 1,326,438.75

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Solution

The third proportional to 609,091.50 and 1,326,438.75 is: 2,888,629.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,091.50 : 1,326,438.75 = 1,326,438.75 : x
  2. Step 2: Convert to fraction form
    609,091.50/1,326,438.75 = 1,326,438.75/x
  3. Step 3: Cross multiply
    609,091.50x = 1,326,438.75 × 1,326,438.75
  4. Step 4: Simplify right side
    609,091.50x = 1,759,439,757,501.56
  5. Step 5: Solve for x
    x = 1,759,439,757,501.56/609,091.50
  6. Step 6: Final answer
    x = 2,888,629.64

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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.