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Finding the Third Proportional to 20,472.75 and 43,304.63

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Solution

The third proportional to 20,472.75 and 43,304.63 is: 91,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,472.75 : 43,304.63 = 43,304.63 : x
  2. Step 2: Convert to fraction form
    20,472.75/43,304.63 = 43,304.63/x
  3. Step 3: Cross multiply
    20,472.75x = 43,304.63 × 43,304.63
  4. Step 4: Simplify right side
    20,472.75x = 1,875,290,546.39
  5. Step 5: Solve for x
    x = 1,875,290,546.39/20,472.75
  6. Step 6: Final answer
    x = 91,599.35

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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.