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Finding the Third Proportional to 262,472.06 and 393,616.13

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Solution

The third proportional to 262,472.06 and 393,616.13 is: 590,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,472.06 : 393,616.13 = 393,616.13 : x
  2. Step 2: Convert to fraction form
    262,472.06/393,616.13 = 393,616.13/x
  3. Step 3: Cross multiply
    262,472.06x = 393,616.13 × 393,616.13
  4. Step 4: Simplify right side
    262,472.06x = 154,933,653,860.02
  5. Step 5: Solve for x
    x = 154,933,653,860.02/262,472.06
  6. Step 6: Final answer
    x = 590,286.27

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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.