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Finding the Third Proportional to 54,924 and 119,920

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Solution

The third proportional to 54,924 and 119,920 is: 261,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924 : 119,920 = 119,920 : x
  2. Step 2: Convert to fraction form
    54,924/119,920 = 119,920/x
  3. Step 3: Cross multiply
    54,924x = 119,920 × 119,920
  4. Step 4: Simplify right side
    54,924x = 14,380,806,400
  5. Step 5: Solve for x
    x = 14,380,806,400/54,924
  6. Step 6: Final answer
    x = 261,831.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.