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Finding the Third Proportional to 20,576.53 and 45,079.03

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Solution

The third proportional to 20,576.53 and 45,079.03 is: 98,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,576.53 : 45,079.03 = 45,079.03 : x
  2. Step 2: Convert to fraction form
    20,576.53/45,079.03 = 45,079.03/x
  3. Step 3: Cross multiply
    20,576.53x = 45,079.03 × 45,079.03
  4. Step 4: Simplify right side
    20,576.53x = 2,032,119,058.44
  5. Step 5: Solve for x
    x = 2,032,119,058.44/20,576.53
  6. Step 6: Final answer
    x = 98,759.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.