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Finding the Third Proportional to 336,163.50 and 498,230

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Solution

The third proportional to 336,163.50 and 498,230 is: 738,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,163.50 : 498,230 = 498,230 : x
  2. Step 2: Convert to fraction form
    336,163.50/498,230 = 498,230/x
  3. Step 3: Cross multiply
    336,163.50x = 498,230 × 498,230
  4. Step 4: Simplify right side
    336,163.50x = 248,233,132,900
  5. Step 5: Solve for x
    x = 248,233,132,900/336,163.50
  6. Step 6: Final answer
    x = 738,429.76

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.