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Finding the Third Proportional to 148,540.50 and 219,534.75

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Solution

The third proportional to 148,540.50 and 219,534.75 is: 324,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,540.50 : 219,534.75 = 219,534.75 : x
  2. Step 2: Convert to fraction form
    148,540.50/219,534.75 = 219,534.75/x
  3. Step 3: Cross multiply
    148,540.50x = 219,534.75 × 219,534.75
  4. Step 4: Simplify right side
    148,540.50x = 48,195,506,457.56
  5. Step 5: Solve for x
    x = 48,195,506,457.56/148,540.50
  6. Step 6: Final answer
    x = 324,460.38

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.