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Finding the Third Proportional to 275,292.75 and 370,494.75

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Solution

The third proportional to 275,292.75 and 370,494.75 is: 498,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,292.75 : 370,494.75 = 370,494.75 : x
  2. Step 2: Convert to fraction form
    275,292.75/370,494.75 = 370,494.75/x
  3. Step 3: Cross multiply
    275,292.75x = 370,494.75 × 370,494.75
  4. Step 4: Simplify right side
    275,292.75x = 137,266,359,777.56
  5. Step 5: Solve for x
    x = 137,266,359,777.56/275,292.75
  6. Step 6: Final answer
    x = 498,619.60

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.