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Finding the Third Proportional to 245,556.75 and 366,822.38

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Solution

The third proportional to 245,556.75 and 366,822.38 is: 547,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,556.75 : 366,822.38 = 366,822.38 : x
  2. Step 2: Convert to fraction form
    245,556.75/366,822.38 = 366,822.38/x
  3. Step 3: Cross multiply
    245,556.75x = 366,822.38 × 366,822.38
  4. Step 4: Simplify right side
    245,556.75x = 134,558,654,800.64
  5. Step 5: Solve for x
    x = 134,558,654,800.64/245,556.75
  6. Step 6: Final answer
    x = 547,973.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.