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Finding the Third Proportional to 337,918 and 738,148

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Solution

The third proportional to 337,918 and 738,148 is: 1,612,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,918 : 738,148 = 738,148 : x
  2. Step 2: Convert to fraction form
    337,918/738,148 = 738,148/x
  3. Step 3: Cross multiply
    337,918x = 738,148 × 738,148
  4. Step 4: Simplify right side
    337,918x = 544,862,469,904
  5. Step 5: Solve for x
    x = 544,862,469,904/337,918
  6. Step 6: Final answer
    x = 1,612,410.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.