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Finding the Third Proportional to 143,898.75 and 223,435.13

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Solution

The third proportional to 143,898.75 and 223,435.13 is: 346,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,898.75 : 223,435.13 = 223,435.13 : x
  2. Step 2: Convert to fraction form
    143,898.75/223,435.13 = 223,435.13/x
  3. Step 3: Cross multiply
    143,898.75x = 223,435.13 × 223,435.13
  4. Step 4: Simplify right side
    143,898.75x = 49,923,255,083.77
  5. Step 5: Solve for x
    x = 49,923,255,083.77/143,898.75
  6. Step 6: Final answer
    x = 346,933.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.