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Finding the Third Proportional to 335,137.50 and 729,243

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Solution

The third proportional to 335,137.50 and 729,243 is: 1,586,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,137.50 : 729,243 = 729,243 : x
  2. Step 2: Convert to fraction form
    335,137.50/729,243 = 729,243/x
  3. Step 3: Cross multiply
    335,137.50x = 729,243 × 729,243
  4. Step 4: Simplify right side
    335,137.50x = 531,795,353,049
  5. Step 5: Solve for x
    x = 531,795,353,049/335,137.50
  6. Step 6: Final answer
    x = 1,586,797.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.