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Finding the Third Proportional to 217,040 and 466,800

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Solution

The third proportional to 217,040 and 466,800 is: 1,003,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,040 : 466,800 = 466,800 : x
  2. Step 2: Convert to fraction form
    217,040/466,800 = 466,800/x
  3. Step 3: Cross multiply
    217,040x = 466,800 × 466,800
  4. Step 4: Simplify right side
    217,040x = 217,902,240,000
  5. Step 5: Solve for x
    x = 217,902,240,000/217,040
  6. Step 6: Final answer
    x = 1,003,972.72

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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.