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Finding the Third Proportional to 448,779 and 972,327

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Solution

The third proportional to 448,779 and 972,327 is: 2,106,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,779 : 972,327 = 972,327 : x
  2. Step 2: Convert to fraction form
    448,779/972,327 = 972,327/x
  3. Step 3: Cross multiply
    448,779x = 972,327 × 972,327
  4. Step 4: Simplify right side
    448,779x = 945,419,794,929
  5. Step 5: Solve for x
    x = 945,419,794,929/448,779
  6. Step 6: Final answer
    x = 2,106,648.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.