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Finding the Third Proportional to 354,676.50 and 498,843

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Solution

The third proportional to 354,676.50 and 498,843 is: 701,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,676.50 : 498,843 = 498,843 : x
  2. Step 2: Convert to fraction form
    354,676.50/498,843 = 498,843/x
  3. Step 3: Cross multiply
    354,676.50x = 498,843 × 498,843
  4. Step 4: Simplify right side
    354,676.50x = 248,844,338,649
  5. Step 5: Solve for x
    x = 248,844,338,649/354,676.50
  6. Step 6: Final answer
    x = 701,609.32

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.