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Finding the Third Proportional to 134,186 and 289,393

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Solution

The third proportional to 134,186 and 289,393 is: 624,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,186 : 289,393 = 289,393 : x
  2. Step 2: Convert to fraction form
    134,186/289,393 = 289,393/x
  3. Step 3: Cross multiply
    134,186x = 289,393 × 289,393
  4. Step 4: Simplify right side
    134,186x = 83,748,308,449
  5. Step 5: Solve for x
    x = 83,748,308,449/134,186
  6. Step 6: Final answer
    x = 624,121.06

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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.