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Finding the Third Proportional to 111,292 and 235,828

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Solution

The third proportional to 111,292 and 235,828 is: 499,720.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,292 : 235,828 = 235,828 : x
  2. Step 2: Convert to fraction form
    111,292/235,828 = 235,828/x
  3. Step 3: Cross multiply
    111,292x = 235,828 × 235,828
  4. Step 4: Simplify right side
    111,292x = 55,614,845,584
  5. Step 5: Solve for x
    x = 55,614,845,584/111,292
  6. Step 6: Final answer
    x = 499,720.07

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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.