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Finding the Third Proportional to 1,784 and 3,272

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Solution

The third proportional to 1,784 and 3,272 is: 6,001.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784 : 3,272 = 3,272 : x
  2. Step 2: Convert to fraction form
    1,784/3,272 = 3,272/x
  3. Step 3: Cross multiply
    1,784x = 3,272 × 3,272
  4. Step 4: Simplify right side
    1,784x = 10,705,984
  5. Step 5: Solve for x
    x = 10,705,984/1,784
  6. Step 6: Final answer
    x = 6,001.11

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Why These Related Problems?

These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.