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Finding the Third Proportional to 140,970 and 304,104

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Solution

The third proportional to 140,970 and 304,104 is: 656,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,970 : 304,104 = 304,104 : x
  2. Step 2: Convert to fraction form
    140,970/304,104 = 304,104/x
  3. Step 3: Cross multiply
    140,970x = 304,104 × 304,104
  4. Step 4: Simplify right side
    140,970x = 92,479,242,816
  5. Step 5: Solve for x
    x = 92,479,242,816/140,970
  6. Step 6: Final answer
    x = 656,020.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.