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Finding the Third Proportional to 134.25 and 265.88

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Solution

The third proportional to 134.25 and 265.88 is: 526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.25 : 265.88 = 265.88 : x
  2. Step 2: Convert to fraction form
    134.25/265.88 = 265.88/x
  3. Step 3: Cross multiply
    134.25x = 265.88 × 265.88
  4. Step 4: Simplify right side
    134.25x = 70,689.52
  5. Step 5: Solve for x
    x = 70,689.52/134.25
  6. Step 6: Final answer
    x = 526.55

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Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.