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Finding the Third Proportional to 114,021 and 242,806

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Solution

The third proportional to 114,021 and 242,806 is: 517,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,021 : 242,806 = 242,806 : x
  2. Step 2: Convert to fraction form
    114,021/242,806 = 242,806/x
  3. Step 3: Cross multiply
    114,021x = 242,806 × 242,806
  4. Step 4: Simplify right side
    114,021x = 58,954,753,636
  5. Step 5: Solve for x
    x = 58,954,753,636/114,021
  6. Step 6: Final answer
    x = 517,051.72

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.