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Finding the Third Proportional to 144,147 and 219,775.50

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Solution

The third proportional to 144,147 and 219,775.50 is: 335,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,147 : 219,775.50 = 219,775.50 : x
  2. Step 2: Convert to fraction form
    144,147/219,775.50 = 219,775.50/x
  3. Step 3: Cross multiply
    144,147x = 219,775.50 × 219,775.50
  4. Step 4: Simplify right side
    144,147x = 48,301,270,400.25
  5. Step 5: Solve for x
    x = 48,301,270,400.25/144,147
  6. Step 6: Final answer
    x = 335,083.42

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.