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Finding the Third Proportional to 169,273.13 and 364,378.50

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Solution

The third proportional to 169,273.13 and 364,378.50 is: 784,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,273.13 : 364,378.50 = 364,378.50 : x
  2. Step 2: Convert to fraction form
    169,273.13/364,378.50 = 364,378.50/x
  3. Step 3: Cross multiply
    169,273.13x = 364,378.50 × 364,378.50
  4. Step 4: Simplify right side
    169,273.13x = 132,771,691,262.25
  5. Step 5: Solve for x
    x = 132,771,691,262.25/169,273.13
  6. Step 6: Final answer
    x = 784,363.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.