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Finding the Third Proportional to 117,942.75 and 254,664

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Solution

The third proportional to 117,942.75 and 254,664 is: 549,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,942.75 : 254,664 = 254,664 : x
  2. Step 2: Convert to fraction form
    117,942.75/254,664 = 254,664/x
  3. Step 3: Cross multiply
    117,942.75x = 254,664 × 254,664
  4. Step 4: Simplify right side
    117,942.75x = 64,853,752,896
  5. Step 5: Solve for x
    x = 64,853,752,896/117,942.75
  6. Step 6: Final answer
    x = 549,874.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.