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Finding the Third Proportional to 21,232 and 49,580

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Solution

The third proportional to 21,232 and 49,580 is: 115,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232 : 49,580 = 49,580 : x
  2. Step 2: Convert to fraction form
    21,232/49,580 = 49,580/x
  3. Step 3: Cross multiply
    21,232x = 49,580 × 49,580
  4. Step 4: Simplify right side
    21,232x = 2,458,176,400
  5. Step 5: Solve for x
    x = 2,458,176,400/21,232
  6. Step 6: Final answer
    x = 115,776.96

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.