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Finding the Third Proportional to 250,929 and 552,402

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Solution

The third proportional to 250,929 and 552,402 is: 1,216,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,929 : 552,402 = 552,402 : x
  2. Step 2: Convert to fraction form
    250,929/552,402 = 552,402/x
  3. Step 3: Cross multiply
    250,929x = 552,402 × 552,402
  4. Step 4: Simplify right side
    250,929x = 305,147,969,604
  5. Step 5: Solve for x
    x = 305,147,969,604/250,929
  6. Step 6: Final answer
    x = 1,216,072.95

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.