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Finding the Third Proportional to 18,350.30 and 40,664.53

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Solution

The third proportional to 18,350.30 and 40,664.53 is: 90,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.30 : 40,664.53 = 40,664.53 : x
  2. Step 2: Convert to fraction form
    18,350.30/40,664.53 = 40,664.53/x
  3. Step 3: Cross multiply
    18,350.30x = 40,664.53 × 40,664.53
  4. Step 4: Simplify right side
    18,350.30x = 1,653,604,101.78
  5. Step 5: Solve for x
    x = 1,653,604,101.78/18,350.30
  6. Step 6: Final answer
    x = 90,113.21

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.