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Finding the Third Proportional to 106,911 and 230,769

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Solution

The third proportional to 106,911 and 230,769 is: 498,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,911 : 230,769 = 230,769 : x
  2. Step 2: Convert to fraction form
    106,911/230,769 = 230,769/x
  3. Step 3: Cross multiply
    106,911x = 230,769 × 230,769
  4. Step 4: Simplify right side
    106,911x = 53,254,331,361
  5. Step 5: Solve for x
    x = 53,254,331,361/106,911
  6. Step 6: Final answer
    x = 498,118.35

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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.