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Finding the Third Proportional to 199,656 and 273,564

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Solution

The third proportional to 199,656 and 273,564 is: 374,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,656 : 273,564 = 273,564 : x
  2. Step 2: Convert to fraction form
    199,656/273,564 = 273,564/x
  3. Step 3: Cross multiply
    199,656x = 273,564 × 273,564
  4. Step 4: Simplify right side
    199,656x = 74,837,262,096
  5. Step 5: Solve for x
    x = 74,837,262,096/199,656
  6. Step 6: Final answer
    x = 374,831.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.