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Finding the Third Proportional to 295,661 and 612,322

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Solution

The third proportional to 295,661 and 612,322 is: 1,268,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,661 : 612,322 = 612,322 : x
  2. Step 2: Convert to fraction form
    295,661/612,322 = 612,322/x
  3. Step 3: Cross multiply
    295,661x = 612,322 × 612,322
  4. Step 4: Simplify right side
    295,661x = 374,938,231,684
  5. Step 5: Solve for x
    x = 374,938,231,684/295,661
  6. Step 6: Final answer
    x = 1,268,135.57

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.