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Finding the Third Proportional to 134 and 260.50

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Solution

The third proportional to 134 and 260.50 is: 506.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134 : 260.50 = 260.50 : x
  2. Step 2: Convert to fraction form
    134/260.50 = 260.50/x
  3. Step 3: Cross multiply
    134x = 260.50 × 260.50
  4. Step 4: Simplify right side
    134x = 67,860.25
  5. Step 5: Solve for x
    x = 67,860.25/134
  6. Step 6: Final answer
    x = 506.42

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Why These Related Problems?

These problems maintain the same ratio (1.94) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.