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Finding the Third Proportional to 58.75 and 124.50

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Solution

The third proportional to 58.75 and 124.50 is: 263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.75 : 124.50 = 124.50 : x
  2. Step 2: Convert to fraction form
    58.75/124.50 = 124.50/x
  3. Step 3: Cross multiply
    58.75x = 124.50 × 124.50
  4. Step 4: Simplify right side
    58.75x = 15,500.25
  5. Step 5: Solve for x
    x = 15,500.25/58.75
  6. Step 6: Final answer
    x = 263.83

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.