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Finding the Third Proportional to 335,873 and 709,663

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Solution

The third proportional to 335,873 and 709,663 is: 1,499,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,873 : 709,663 = 709,663 : x
  2. Step 2: Convert to fraction form
    335,873/709,663 = 709,663/x
  3. Step 3: Cross multiply
    335,873x = 709,663 × 709,663
  4. Step 4: Simplify right side
    335,873x = 503,621,573,569
  5. Step 5: Solve for x
    x = 503,621,573,569/335,873
  6. Step 6: Final answer
    x = 1,499,440.48

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.