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Finding the Third Proportional to 52.59 and 79.03

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Solution

The third proportional to 52.59 and 79.03 is: 118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.59 : 79.03 = 79.03 : x
  2. Step 2: Convert to fraction form
    52.59/79.03 = 79.03/x
  3. Step 3: Cross multiply
    52.59x = 79.03 × 79.03
  4. Step 4: Simplify right side
    52.59x = 6,245.94
  5. Step 5: Solve for x
    x = 6,245.94/52.59
  6. Step 6: Final answer
    x = 118.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.