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Finding the Third Proportional to 367,077 and 538,485

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Solution

The third proportional to 367,077 and 538,485 is: 789,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,077 : 538,485 = 538,485 : x
  2. Step 2: Convert to fraction form
    367,077/538,485 = 538,485/x
  3. Step 3: Cross multiply
    367,077x = 538,485 × 538,485
  4. Step 4: Simplify right side
    367,077x = 289,966,095,225
  5. Step 5: Solve for x
    x = 289,966,095,225/367,077
  6. Step 6: Final answer
    x = 789,932.62

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.