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Finding the Third Proportional to 367,073 and 538,479

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Solution

The third proportional to 367,073 and 538,479 is: 789,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,073 : 538,479 = 538,479 : x
  2. Step 2: Convert to fraction form
    367,073/538,479 = 538,479/x
  3. Step 3: Cross multiply
    367,073x = 538,479 × 538,479
  4. Step 4: Simplify right side
    367,073x = 289,959,633,441
  5. Step 5: Solve for x
    x = 289,959,633,441/367,073
  6. Step 6: Final answer
    x = 789,923.62

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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.