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Finding the Third Proportional to 211,254 and 469,743

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Solution

The third proportional to 211,254 and 469,743 is: 1,044,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,254 : 469,743 = 469,743 : x
  2. Step 2: Convert to fraction form
    211,254/469,743 = 469,743/x
  3. Step 3: Cross multiply
    211,254x = 469,743 × 469,743
  4. Step 4: Simplify right side
    211,254x = 220,658,486,049
  5. Step 5: Solve for x
    x = 220,658,486,049/211,254
  6. Step 6: Final answer
    x = 1,044,517.43

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.