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Finding the Third Proportional to 179,732.67 and 387,486.28

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Solution

The third proportional to 179,732.67 and 387,486.28 is: 835,383.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,732.67 : 387,486.28 = 387,486.28 : x
  2. Step 2: Convert to fraction form
    179,732.67/387,486.28 = 387,486.28/x
  3. Step 3: Cross multiply
    179,732.67x = 387,486.28 × 387,486.28
  4. Step 4: Simplify right side
    179,732.67x = 150,145,618,156.95
  5. Step 5: Solve for x
    x = 150,145,618,156.95/179,732.67
  6. Step 6: Final answer
    x = 835,383.00

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.