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Finding the Third Proportional to 68,893.88 and 150,423.75

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Solution

The third proportional to 68,893.88 and 150,423.75 is: 328,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,893.88 : 150,423.75 = 150,423.75 : x
  2. Step 2: Convert to fraction form
    68,893.88/150,423.75 = 150,423.75/x
  3. Step 3: Cross multiply
    68,893.88x = 150,423.75 × 150,423.75
  4. Step 4: Simplify right side
    68,893.88x = 22,627,304,564.06
  5. Step 5: Solve for x
    x = 22,627,304,564.06/68,893.88
  6. Step 6: Final answer
    x = 328,437.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.