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Finding the Third Proportional to 177,667.88 and 388,550.75

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Solution

The third proportional to 177,667.88 and 388,550.75 is: 849,741.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,667.88 : 388,550.75 = 388,550.75 : x
  2. Step 2: Convert to fraction form
    177,667.88/388,550.75 = 388,550.75/x
  3. Step 3: Cross multiply
    177,667.88x = 388,550.75 × 388,550.75
  4. Step 4: Simplify right side
    177,667.88x = 150,971,685,325.56
  5. Step 5: Solve for x
    x = 150,971,685,325.56/177,667.88
  6. Step 6: Final answer
    x = 849,741.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.