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Finding the Third Proportional to 177,385.50 and 259,476.75

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Solution

The third proportional to 177,385.50 and 259,476.75 is: 379,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,385.50 : 259,476.75 = 259,476.75 : x
  2. Step 2: Convert to fraction form
    177,385.50/259,476.75 = 259,476.75/x
  3. Step 3: Cross multiply
    177,385.50x = 259,476.75 × 259,476.75
  4. Step 4: Simplify right side
    177,385.50x = 67,328,183,790.56
  5. Step 5: Solve for x
    x = 67,328,183,790.56/177,385.50
  6. Step 6: Final answer
    x = 379,558.55

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.