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Finding the Third Proportional to 58.63 and 80.50

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Solution

The third proportional to 58.63 and 80.50 is: 110.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.63 : 80.50 = 80.50 : x
  2. Step 2: Convert to fraction form
    58.63/80.50 = 80.50/x
  3. Step 3: Cross multiply
    58.63x = 80.50 × 80.50
  4. Step 4: Simplify right side
    58.63x = 6,480.25
  5. Step 5: Solve for x
    x = 6,480.25/58.63
  6. Step 6: Final answer
    x = 110.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.