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Finding the Third Proportional to 11,373.19 and 18,000.56

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Solution

The third proportional to 11,373.19 and 18,000.56 is: 28,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.19 : 18,000.56 = 18,000.56 : x
  2. Step 2: Convert to fraction form
    11,373.19/18,000.56 = 18,000.56/x
  3. Step 3: Cross multiply
    11,373.19x = 18,000.56 × 18,000.56
  4. Step 4: Simplify right side
    11,373.19x = 324,020,250.32
  5. Step 5: Solve for x
    x = 324,020,250.32/11,373.19
  6. Step 6: Final answer
    x = 28,489.84

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.