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Finding the Third Proportional to 146,970 and 219,882.75

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Solution

The third proportional to 146,970 and 219,882.75 is: 328,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,970 : 219,882.75 = 219,882.75 : x
  2. Step 2: Convert to fraction form
    146,970/219,882.75 = 219,882.75/x
  3. Step 3: Cross multiply
    146,970x = 219,882.75 × 219,882.75
  4. Step 4: Simplify right side
    146,970x = 48,348,423,747.56
  5. Step 5: Solve for x
    x = 48,348,423,747.56/146,970
  6. Step 6: Final answer
    x = 328,967.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.