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Finding the Third Proportional to 105,672 and 226,128

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Solution

The third proportional to 105,672 and 226,128 is: 483,892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,672 : 226,128 = 226,128 : x
  2. Step 2: Convert to fraction form
    105,672/226,128 = 226,128/x
  3. Step 3: Cross multiply
    105,672x = 226,128 × 226,128
  4. Step 4: Simplify right side
    105,672x = 51,133,872,384
  5. Step 5: Solve for x
    x = 51,133,872,384/105,672
  6. Step 6: Final answer
    x = 483,892.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.