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Finding the Third Proportional to 103,424 and 165,935

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Solution

The third proportional to 103,424 and 165,935 is: 266,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,424 : 165,935 = 165,935 : x
  2. Step 2: Convert to fraction form
    103,424/165,935 = 165,935/x
  3. Step 3: Cross multiply
    103,424x = 165,935 × 165,935
  4. Step 4: Simplify right side
    103,424x = 27,534,424,225
  5. Step 5: Solve for x
    x = 27,534,424,225/103,424
  6. Step 6: Final answer
    x = 266,228.58

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.