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Finding the Third Proportional to 60,455.25 and 125,815.50

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Solution

The third proportional to 60,455.25 and 125,815.50 is: 261,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,455.25 : 125,815.50 = 125,815.50 : x
  2. Step 2: Convert to fraction form
    60,455.25/125,815.50 = 125,815.50/x
  3. Step 3: Cross multiply
    60,455.25x = 125,815.50 × 125,815.50
  4. Step 4: Simplify right side
    60,455.25x = 15,829,540,040.25
  5. Step 5: Solve for x
    x = 15,829,540,040.25/60,455.25
  6. Step 6: Final answer
    x = 261,838.96

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.