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Finding the Third Proportional to 140,202 and 307,546

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Solution

The third proportional to 140,202 and 307,546 is: 674,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,202 : 307,546 = 307,546 : x
  2. Step 2: Convert to fraction form
    140,202/307,546 = 307,546/x
  3. Step 3: Cross multiply
    140,202x = 307,546 × 307,546
  4. Step 4: Simplify right side
    140,202x = 94,584,542,116
  5. Step 5: Solve for x
    x = 94,584,542,116/140,202
  6. Step 6: Final answer
    x = 674,630.48

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.