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Finding the Third Proportional to 825,572.25 and 1,262,979

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Solution

The third proportional to 825,572.25 and 1,262,979 is: 1,932,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,572.25 : 1,262,979 = 1,262,979 : x
  2. Step 2: Convert to fraction form
    825,572.25/1,262,979 = 1,262,979/x
  3. Step 3: Cross multiply
    825,572.25x = 1,262,979 × 1,262,979
  4. Step 4: Simplify right side
    825,572.25x = 1,595,115,954,441
  5. Step 5: Solve for x
    x = 1,595,115,954,441/825,572.25
  6. Step 6: Final answer
    x = 1,932,133.69

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.