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Finding the Third Proportional to 395,610 and 879,672

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Solution

The third proportional to 395,610 and 879,672 is: 1,956,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,610 : 879,672 = 879,672 : x
  2. Step 2: Convert to fraction form
    395,610/879,672 = 879,672/x
  3. Step 3: Cross multiply
    395,610x = 879,672 × 879,672
  4. Step 4: Simplify right side
    395,610x = 773,822,827,584
  5. Step 5: Solve for x
    x = 773,822,827,584/395,610
  6. Step 6: Final answer
    x = 1,956,024.44

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.