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Finding the Third Proportional to 144,804.38 and 221,514.75

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Solution

The third proportional to 144,804.38 and 221,514.75 is: 338,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,804.38 : 221,514.75 = 221,514.75 : x
  2. Step 2: Convert to fraction form
    144,804.38/221,514.75 = 221,514.75/x
  3. Step 3: Cross multiply
    144,804.38x = 221,514.75 × 221,514.75
  4. Step 4: Simplify right side
    144,804.38x = 49,068,784,467.56
  5. Step 5: Solve for x
    x = 49,068,784,467.56/144,804.38
  6. Step 6: Final answer
    x = 338,862.58

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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.