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Finding the Third Proportional to 337,122 and 521,964

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Solution

The third proportional to 337,122 and 521,964 is: 808,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,122 : 521,964 = 521,964 : x
  2. Step 2: Convert to fraction form
    337,122/521,964 = 521,964/x
  3. Step 3: Cross multiply
    337,122x = 521,964 × 521,964
  4. Step 4: Simplify right side
    337,122x = 272,446,417,296
  5. Step 5: Solve for x
    x = 272,446,417,296/337,122
  6. Step 6: Final answer
    x = 808,153.78

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.