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Finding the Third Proportional to 263,436 and 577,046

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Solution

The third proportional to 263,436 and 577,046 is: 1,263,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,436 : 577,046 = 577,046 : x
  2. Step 2: Convert to fraction form
    263,436/577,046 = 577,046/x
  3. Step 3: Cross multiply
    263,436x = 577,046 × 577,046
  4. Step 4: Simplify right side
    263,436x = 332,982,086,116
  5. Step 5: Solve for x
    x = 332,982,086,116/263,436
  6. Step 6: Final answer
    x = 1,263,996.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.