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Finding the Third Proportional to 611,716.50 and 1,317,177

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Solution

The third proportional to 611,716.50 and 1,317,177 is: 2,836,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,716.50 : 1,317,177 = 1,317,177 : x
  2. Step 2: Convert to fraction form
    611,716.50/1,317,177 = 1,317,177/x
  3. Step 3: Cross multiply
    611,716.50x = 1,317,177 × 1,317,177
  4. Step 4: Simplify right side
    611,716.50x = 1,734,955,249,329
  5. Step 5: Solve for x
    x = 1,734,955,249,329/611,716.50
  6. Step 6: Final answer
    x = 2,836,208.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.