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Finding the Third Proportional to 142,701.75 and 338,073.75

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Solution

The third proportional to 142,701.75 and 338,073.75 is: 800,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,701.75 : 338,073.75 = 338,073.75 : x
  2. Step 2: Convert to fraction form
    142,701.75/338,073.75 = 338,073.75/x
  3. Step 3: Cross multiply
    142,701.75x = 338,073.75 × 338,073.75
  4. Step 4: Simplify right side
    142,701.75x = 114,293,860,439.06
  5. Step 5: Solve for x
    x = 114,293,860,439.06/142,701.75
  6. Step 6: Final answer
    x = 800,928.23

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.