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Finding the Third Proportional to 18,999.56 and 24,672.09

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Solution

The third proportional to 18,999.56 and 24,672.09 is: 32,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,999.56 : 24,672.09 = 24,672.09 : x
  2. Step 2: Convert to fraction form
    18,999.56/24,672.09 = 24,672.09/x
  3. Step 3: Cross multiply
    18,999.56x = 24,672.09 × 24,672.09
  4. Step 4: Simplify right side
    18,999.56x = 608,712,210.01
  5. Step 5: Solve for x
    x = 608,712,210.01/18,999.56
  6. Step 6: Final answer
    x = 32,038.22

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.