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Finding the Third Proportional to 275,865.75 and 370,726.88

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Solution

The third proportional to 275,865.75 and 370,726.88 is: 498,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,865.75 : 370,726.88 = 370,726.88 : x
  2. Step 2: Convert to fraction form
    275,865.75/370,726.88 = 370,726.88/x
  3. Step 3: Cross multiply
    275,865.75x = 370,726.88 × 370,726.88
  4. Step 4: Simplify right side
    275,865.75x = 137,438,415,847.27
  5. Step 5: Solve for x
    x = 137,438,415,847.27/275,865.75
  6. Step 6: Final answer
    x = 498,207.61

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.