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Finding the Third Proportional to 367,435 and 520,066

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Solution

The third proportional to 367,435 and 520,066 is: 736,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,435 : 520,066 = 520,066 : x
  2. Step 2: Convert to fraction form
    367,435/520,066 = 520,066/x
  3. Step 3: Cross multiply
    367,435x = 520,066 × 520,066
  4. Step 4: Simplify right side
    367,435x = 270,468,644,356
  5. Step 5: Solve for x
    x = 270,468,644,356/367,435
  6. Step 6: Final answer
    x = 736,099.29

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.