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Finding the Third Proportional to 173,178 and 371,280

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Solution

The third proportional to 173,178 and 371,280 is: 795,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,178 : 371,280 = 371,280 : x
  2. Step 2: Convert to fraction form
    173,178/371,280 = 371,280/x
  3. Step 3: Cross multiply
    173,178x = 371,280 × 371,280
  4. Step 4: Simplify right side
    173,178x = 137,848,838,400
  5. Step 5: Solve for x
    x = 137,848,838,400/173,178
  6. Step 6: Final answer
    x = 795,995.09

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.