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Finding the Third Proportional to 279,654.50 and 600,695

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Solution

The third proportional to 279,654.50 and 600,695 is: 1,290,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,654.50 : 600,695 = 600,695 : x
  2. Step 2: Convert to fraction form
    279,654.50/600,695 = 600,695/x
  3. Step 3: Cross multiply
    279,654.50x = 600,695 × 600,695
  4. Step 4: Simplify right side
    279,654.50x = 360,834,483,025
  5. Step 5: Solve for x
    x = 360,834,483,025/279,654.50
  6. Step 6: Final answer
    x = 1,290,286.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.