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Finding the Third Proportional to 162,868 and 343,232

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Solution

The third proportional to 162,868 and 343,232 is: 723,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,868 : 343,232 = 343,232 : x
  2. Step 2: Convert to fraction form
    162,868/343,232 = 343,232/x
  3. Step 3: Cross multiply
    162,868x = 343,232 × 343,232
  4. Step 4: Simplify right side
    162,868x = 117,808,205,824
  5. Step 5: Solve for x
    x = 117,808,205,824/162,868
  6. Step 6: Final answer
    x = 723,335.50

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.