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Finding the Third Proportional to 260,046 and 413,753

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Solution

The third proportional to 260,046 and 413,753 is: 658,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,046 : 413,753 = 413,753 : x
  2. Step 2: Convert to fraction form
    260,046/413,753 = 413,753/x
  3. Step 3: Cross multiply
    260,046x = 413,753 × 413,753
  4. Step 4: Simplify right side
    260,046x = 171,191,545,009
  5. Step 5: Solve for x
    x = 171,191,545,009/260,046
  6. Step 6: Final answer
    x = 658,312.55

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.