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Finding the Third Proportional to 185,364 and 330,842

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Solution

The third proportional to 185,364 and 330,842 is: 590,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,364 : 330,842 = 330,842 : x
  2. Step 2: Convert to fraction form
    185,364/330,842 = 330,842/x
  3. Step 3: Cross multiply
    185,364x = 330,842 × 330,842
  4. Step 4: Simplify right side
    185,364x = 109,456,428,964
  5. Step 5: Solve for x
    x = 109,456,428,964/185,364
  6. Step 6: Final answer
    x = 590,494.53

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.