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Finding the Third Proportional to 221,935.50 and 479,344.50

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Solution

The third proportional to 221,935.50 and 479,344.50 is: 1,035,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,935.50 : 479,344.50 = 479,344.50 : x
  2. Step 2: Convert to fraction form
    221,935.50/479,344.50 = 479,344.50/x
  3. Step 3: Cross multiply
    221,935.50x = 479,344.50 × 479,344.50
  4. Step 4: Simplify right side
    221,935.50x = 229,771,149,680.25
  5. Step 5: Solve for x
    x = 229,771,149,680.25/221,935.50
  6. Step 6: Final answer
    x = 1,035,305.98

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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.