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Finding the Third Proportional to 20,320.88 and 32,977.13

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Solution

The third proportional to 20,320.88 and 32,977.13 is: 53,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,320.88 : 32,977.13 = 32,977.13 : x
  2. Step 2: Convert to fraction form
    20,320.88/32,977.13 = 32,977.13/x
  3. Step 3: Cross multiply
    20,320.88x = 32,977.13 × 32,977.13
  4. Step 4: Simplify right side
    20,320.88x = 1,087,490,773.27
  5. Step 5: Solve for x
    x = 1,087,490,773.27/20,320.88
  6. Step 6: Final answer
    x = 53,515.94

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.