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Finding the Third Proportional to 139,652 and 303,604

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Solution

The third proportional to 139,652 and 303,604 is: 660,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,652 : 303,604 = 303,604 : x
  2. Step 2: Convert to fraction form
    139,652/303,604 = 303,604/x
  3. Step 3: Cross multiply
    139,652x = 303,604 × 303,604
  4. Step 4: Simplify right side
    139,652x = 92,175,388,816
  5. Step 5: Solve for x
    x = 92,175,388,816/139,652
  6. Step 6: Final answer
    x = 660,036.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.