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Finding the Third Proportional to 365,411.25 and 778,794.75

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Solution

The third proportional to 365,411.25 and 778,794.75 is: 1,659,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,411.25 : 778,794.75 = 778,794.75 : x
  2. Step 2: Convert to fraction form
    365,411.25/778,794.75 = 778,794.75/x
  3. Step 3: Cross multiply
    365,411.25x = 778,794.75 × 778,794.75
  4. Step 4: Simplify right side
    365,411.25x = 606,521,262,627.56
  5. Step 5: Solve for x
    x = 606,521,262,627.56/365,411.25
  6. Step 6: Final answer
    x = 1,659,831.94

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.