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Finding the Third Proportional to 173,108 and 273,878

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Solution

The third proportional to 173,108 and 273,878 is: 433,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,108 : 273,878 = 273,878 : x
  2. Step 2: Convert to fraction form
    173,108/273,878 = 273,878/x
  3. Step 3: Cross multiply
    173,108x = 273,878 × 273,878
  4. Step 4: Simplify right side
    173,108x = 75,009,158,884
  5. Step 5: Solve for x
    x = 75,009,158,884/173,108
  6. Step 6: Final answer
    x = 433,308.45

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.