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Finding the Third Proportional to 125.58 and 272.67

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Solution

The third proportional to 125.58 and 272.67 is: 592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125.58 : 272.67 = 272.67 : x
  2. Step 2: Convert to fraction form
    125.58/272.67 = 272.67/x
  3. Step 3: Cross multiply
    125.58x = 272.67 × 272.67
  4. Step 4: Simplify right side
    125.58x = 74,349.95
  5. Step 5: Solve for x
    x = 74,349.95/125.58
  6. Step 6: Final answer
    x = 592.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.