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Finding the Third Proportional to 118,196 and 177,380

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Solution

The third proportional to 118,196 and 177,380 is: 266,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,196 : 177,380 = 177,380 : x
  2. Step 2: Convert to fraction form
    118,196/177,380 = 177,380/x
  3. Step 3: Cross multiply
    118,196x = 177,380 × 177,380
  4. Step 4: Simplify right side
    118,196x = 31,463,664,400
  5. Step 5: Solve for x
    x = 31,463,664,400/118,196
  6. Step 6: Final answer
    x = 266,199.06

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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.