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Finding the Third Proportional to 53.75 and 58

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Solution

The third proportional to 53.75 and 58 is: 62.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53.75 : 58 = 58 : x
  2. Step 2: Convert to fraction form
    53.75/58 = 58/x
  3. Step 3: Cross multiply
    53.75x = 58 × 58
  4. Step 4: Simplify right side
    53.75x = 3,364
  5. Step 5: Solve for x
    x = 3,364/53.75
  6. Step 6: Final answer
    x = 62.59

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.