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Finding the Third Proportional to 194,207 and 262,389

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Solution

The third proportional to 194,207 and 262,389 is: 354,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,207 : 262,389 = 262,389 : x
  2. Step 2: Convert to fraction form
    194,207/262,389 = 262,389/x
  3. Step 3: Cross multiply
    194,207x = 262,389 × 262,389
  4. Step 4: Simplify right side
    194,207x = 68,847,987,321
  5. Step 5: Solve for x
    x = 68,847,987,321/194,207
  6. Step 6: Final answer
    x = 354,508.27

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.