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Finding the Third Proportional to 213,792 and 461,844

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Solution

The third proportional to 213,792 and 461,844 is: 997,698.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,792 : 461,844 = 461,844 : x
  2. Step 2: Convert to fraction form
    213,792/461,844 = 461,844/x
  3. Step 3: Cross multiply
    213,792x = 461,844 × 461,844
  4. Step 4: Simplify right side
    213,792x = 213,299,880,336
  5. Step 5: Solve for x
    x = 213,299,880,336/213,792
  6. Step 6: Final answer
    x = 997,698.14

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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.