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Finding the Third Proportional to 193,580 and 416,818

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Solution

The third proportional to 193,580 and 416,818 is: 897,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,580 : 416,818 = 416,818 : x
  2. Step 2: Convert to fraction form
    193,580/416,818 = 416,818/x
  3. Step 3: Cross multiply
    193,580x = 416,818 × 416,818
  4. Step 4: Simplify right side
    193,580x = 173,737,245,124
  5. Step 5: Solve for x
    x = 173,737,245,124/193,580
  6. Step 6: Final answer
    x = 897,495.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.