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Finding the Third Proportional to 146,576 and 313,888

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Solution

The third proportional to 146,576 and 313,888 is: 672,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,576 : 313,888 = 313,888 : x
  2. Step 2: Convert to fraction form
    146,576/313,888 = 313,888/x
  3. Step 3: Cross multiply
    146,576x = 313,888 × 313,888
  4. Step 4: Simplify right side
    146,576x = 98,525,676,544
  5. Step 5: Solve for x
    x = 98,525,676,544/146,576
  6. Step 6: Final answer
    x = 672,181.51

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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.