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Finding the Third Proportional to 171,318 and 368,886

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Solution

The third proportional to 171,318 and 368,886 is: 794,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,318 : 368,886 = 368,886 : x
  2. Step 2: Convert to fraction form
    171,318/368,886 = 368,886/x
  3. Step 3: Cross multiply
    171,318x = 368,886 × 368,886
  4. Step 4: Simplify right side
    171,318x = 136,076,880,996
  5. Step 5: Solve for x
    x = 136,076,880,996/171,318
  6. Step 6: Final answer
    x = 794,294.13

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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.