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Finding the Third Proportional to 54,418 and 119,528

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Solution

The third proportional to 54,418 and 119,528 is: 262,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418 : 119,528 = 119,528 : x
  2. Step 2: Convert to fraction form
    54,418/119,528 = 119,528/x
  3. Step 3: Cross multiply
    54,418x = 119,528 × 119,528
  4. Step 4: Simplify right side
    54,418x = 14,286,942,784
  5. Step 5: Solve for x
    x = 14,286,942,784/54,418
  6. Step 6: Final answer
    x = 262,540.75

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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.