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Finding the Third Proportional to 238,284 and 511,119

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Solution

The third proportional to 238,284 and 511,119 is: 1,096,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,284 : 511,119 = 511,119 : x
  2. Step 2: Convert to fraction form
    238,284/511,119 = 511,119/x
  3. Step 3: Cross multiply
    238,284x = 511,119 × 511,119
  4. Step 4: Simplify right side
    238,284x = 261,242,632,161
  5. Step 5: Solve for x
    x = 261,242,632,161/238,284
  6. Step 6: Final answer
    x = 1,096,349.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.