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Finding the Third Proportional to 18,862.88 and 46,200.38

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Solution

The third proportional to 18,862.88 and 46,200.38 is: 113,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.88 : 46,200.38 = 46,200.38 : x
  2. Step 2: Convert to fraction form
    18,862.88/46,200.38 = 46,200.38/x
  3. Step 3: Cross multiply
    18,862.88x = 46,200.38 × 46,200.38
  4. Step 4: Simplify right side
    18,862.88x = 2,134,474,650.14
  5. Step 5: Solve for x
    x = 2,134,474,650.14/18,862.88
  6. Step 6: Final answer
    x = 113,157.44

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Why These Related Problems?

These problems maintain the same ratio (2.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.