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Finding the Third Proportional to 217,731 and 466,566

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Solution

The third proportional to 217,731 and 466,566 is: 999,783.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,731 : 466,566 = 466,566 : x
  2. Step 2: Convert to fraction form
    217,731/466,566 = 466,566/x
  3. Step 3: Cross multiply
    217,731x = 466,566 × 466,566
  4. Step 4: Simplify right side
    217,731x = 217,683,832,356
  5. Step 5: Solve for x
    x = 217,683,832,356/217,731
  6. Step 6: Final answer
    x = 999,783.37

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.