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Finding the Third Proportional to 203,142 and 440,184

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Solution

The third proportional to 203,142 and 440,184 is: 953,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,142 : 440,184 = 440,184 : x
  2. Step 2: Convert to fraction form
    203,142/440,184 = 440,184/x
  3. Step 3: Cross multiply
    203,142x = 440,184 × 440,184
  4. Step 4: Simplify right side
    203,142x = 193,761,953,856
  5. Step 5: Solve for x
    x = 193,761,953,856/203,142
  6. Step 6: Final answer
    x = 953,825.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.