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Finding the Third Proportional to 80,271 and 124,224

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Solution

The third proportional to 80,271 and 124,224 is: 192,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,271 : 124,224 = 124,224 : x
  2. Step 2: Convert to fraction form
    80,271/124,224 = 124,224/x
  3. Step 3: Cross multiply
    80,271x = 124,224 × 124,224
  4. Step 4: Simplify right side
    80,271x = 15,431,602,176
  5. Step 5: Solve for x
    x = 15,431,602,176/80,271
  6. Step 6: Final answer
    x = 192,243.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.