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Finding the Third Proportional to 55,422.38 and 118,719.75

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Solution

The third proportional to 55,422.38 and 118,719.75 is: 254,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422.38 : 118,719.75 = 118,719.75 : x
  2. Step 2: Convert to fraction form
    55,422.38/118,719.75 = 118,719.75/x
  3. Step 3: Cross multiply
    55,422.38x = 118,719.75 × 118,719.75
  4. Step 4: Simplify right side
    55,422.38x = 14,094,379,040.06
  5. Step 5: Solve for x
    x = 14,094,379,040.06/55,422.38
  6. Step 6: Final answer
    x = 254,308.46

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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.