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Finding the Third Proportional to 272,775 and 366,927

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Solution

The third proportional to 272,775 and 366,927 is: 493,576.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,775 : 366,927 = 366,927 : x
  2. Step 2: Convert to fraction form
    272,775/366,927 = 366,927/x
  3. Step 3: Cross multiply
    272,775x = 366,927 × 366,927
  4. Step 4: Simplify right side
    272,775x = 134,635,423,329
  5. Step 5: Solve for x
    x = 134,635,423,329/272,775
  6. Step 6: Final answer
    x = 493,576.84

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.