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Finding the Third Proportional to 68,260.50 and 146,007

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Solution

The third proportional to 68,260.50 and 146,007 is: 312,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,260.50 : 146,007 = 146,007 : x
  2. Step 2: Convert to fraction form
    68,260.50/146,007 = 146,007/x
  3. Step 3: Cross multiply
    68,260.50x = 146,007 × 146,007
  4. Step 4: Simplify right side
    68,260.50x = 21,318,044,049
  5. Step 5: Solve for x
    x = 21,318,044,049/68,260.50
  6. Step 6: Final answer
    x = 312,304.25

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.