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Finding the Third Proportional to 416,322 and 982,458

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Solution

The third proportional to 416,322 and 982,458 is: 2,318,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,322 : 982,458 = 982,458 : x
  2. Step 2: Convert to fraction form
    416,322/982,458 = 982,458/x
  3. Step 3: Cross multiply
    416,322x = 982,458 × 982,458
  4. Step 4: Simplify right side
    416,322x = 965,223,721,764
  5. Step 5: Solve for x
    x = 965,223,721,764/416,322
  6. Step 6: Final answer
    x = 2,318,454.76

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.