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Finding the Third Proportional to 207,326 and 293,612

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Solution

The third proportional to 207,326 and 293,612 is: 415,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,326 : 293,612 = 293,612 : x
  2. Step 2: Convert to fraction form
    207,326/293,612 = 293,612/x
  3. Step 3: Cross multiply
    207,326x = 293,612 × 293,612
  4. Step 4: Simplify right side
    207,326x = 86,208,006,544
  5. Step 5: Solve for x
    x = 86,208,006,544/207,326
  6. Step 6: Final answer
    x = 415,808.95

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.