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Finding the Third Proportional to 114,663 and 243,201

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Solution

The third proportional to 114,663 and 243,201 is: 515,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,663 : 243,201 = 243,201 : x
  2. Step 2: Convert to fraction form
    114,663/243,201 = 243,201/x
  3. Step 3: Cross multiply
    114,663x = 243,201 × 243,201
  4. Step 4: Simplify right side
    114,663x = 59,146,726,401
  5. Step 5: Solve for x
    x = 59,146,726,401/114,663
  6. Step 6: Final answer
    x = 515,830.97

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.