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Finding the Third Proportional to 49,394 and 106,509

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Solution

The third proportional to 49,394 and 106,509 is: 229,666.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,394 : 106,509 = 106,509 : x
  2. Step 2: Convert to fraction form
    49,394/106,509 = 106,509/x
  3. Step 3: Cross multiply
    49,394x = 106,509 × 106,509
  4. Step 4: Simplify right side
    49,394x = 11,344,167,081
  5. Step 5: Solve for x
    x = 11,344,167,081/49,394
  6. Step 6: Final answer
    x = 229,666.90

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.