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Finding the Third Proportional to 118,280.63 and 177,245.25

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Solution

The third proportional to 118,280.63 and 177,245.25 is: 265,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,280.63 : 177,245.25 = 177,245.25 : x
  2. Step 2: Convert to fraction form
    118,280.63/177,245.25 = 177,245.25/x
  3. Step 3: Cross multiply
    118,280.63x = 177,245.25 × 177,245.25
  4. Step 4: Simplify right side
    118,280.63x = 31,415,878,647.56
  5. Step 5: Solve for x
    x = 31,415,878,647.56/118,280.63
  6. Step 6: Final answer
    x = 265,604.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.