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Finding the Third Proportional to 54,117 and 119,007

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Solution

The third proportional to 54,117 and 119,007 is: 261,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117 : 119,007 = 119,007 : x
  2. Step 2: Convert to fraction form
    54,117/119,007 = 119,007/x
  3. Step 3: Cross multiply
    54,117x = 119,007 × 119,007
  4. Step 4: Simplify right side
    54,117x = 14,162,666,049
  5. Step 5: Solve for x
    x = 14,162,666,049/54,117
  6. Step 6: Final answer
    x = 261,704.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.