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Finding the Third Proportional to 18,430.03 and 35,014.78

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Solution

The third proportional to 18,430.03 and 35,014.78 is: 66,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.03 : 35,014.78 = 35,014.78 : x
  2. Step 2: Convert to fraction form
    18,430.03/35,014.78 = 35,014.78/x
  3. Step 3: Cross multiply
    18,430.03x = 35,014.78 × 35,014.78
  4. Step 4: Simplify right side
    18,430.03x = 1,226,034,905.99
  5. Step 5: Solve for x
    x = 1,226,034,905.99/18,430.03
  6. Step 6: Final answer
    x = 66,523.76

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.