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Finding the Third Proportional to 825,766 and 1,276,237

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Solution

The third proportional to 825,766 and 1,276,237 is: 1,972,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,766 : 1,276,237 = 1,276,237 : x
  2. Step 2: Convert to fraction form
    825,766/1,276,237 = 1,276,237/x
  3. Step 3: Cross multiply
    825,766x = 1,276,237 × 1,276,237
  4. Step 4: Simplify right side
    825,766x = 1,628,780,880,169
  5. Step 5: Solve for x
    x = 1,628,780,880,169/825,766
  6. Step 6: Final answer
    x = 1,972,448.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.