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Finding the Third Proportional to 271 and 522.50

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Solution

The third proportional to 271 and 522.50 is: 1,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271 : 522.50 = 522.50 : x
  2. Step 2: Convert to fraction form
    271/522.50 = 522.50/x
  3. Step 3: Cross multiply
    271x = 522.50 × 522.50
  4. Step 4: Simplify right side
    271x = 273,006.25
  5. Step 5: Solve for x
    x = 273,006.25/271
  6. Step 6: Final answer
    x = 1,007.40

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Why These Related Problems?

These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.