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Finding the Third Proportional to 446,270 and 679,872

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Solution

The third proportional to 446,270 and 679,872 is: 1,035,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,270 : 679,872 = 679,872 : x
  2. Step 2: Convert to fraction form
    446,270/679,872 = 679,872/x
  3. Step 3: Cross multiply
    446,270x = 679,872 × 679,872
  4. Step 4: Simplify right side
    446,270x = 462,225,936,384
  5. Step 5: Solve for x
    x = 462,225,936,384/446,270
  6. Step 6: Final answer
    x = 1,035,754.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.