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Finding the Third Proportional to 460,539 and 991,062

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Solution

The third proportional to 460,539 and 991,062 is: 2,132,726.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,539 : 991,062 = 991,062 : x
  2. Step 2: Convert to fraction form
    460,539/991,062 = 991,062/x
  3. Step 3: Cross multiply
    460,539x = 991,062 × 991,062
  4. Step 4: Simplify right side
    460,539x = 982,203,887,844
  5. Step 5: Solve for x
    x = 982,203,887,844/460,539
  6. Step 6: Final answer
    x = 2,132,726.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.