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Finding the Third Proportional to 143,344 and 219,960

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Solution

The third proportional to 143,344 and 219,960 is: 337,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,344 : 219,960 = 219,960 : x
  2. Step 2: Convert to fraction form
    143,344/219,960 = 219,960/x
  3. Step 3: Cross multiply
    143,344x = 219,960 × 219,960
  4. Step 4: Simplify right side
    143,344x = 48,382,401,600
  5. Step 5: Solve for x
    x = 48,382,401,600/143,344
  6. Step 6: Final answer
    x = 337,526.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.