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Finding the Third Proportional to 55,080 and 118,908

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Solution

The third proportional to 55,080 and 118,908 is: 256,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,080 : 118,908 = 118,908 : x
  2. Step 2: Convert to fraction form
    55,080/118,908 = 118,908/x
  3. Step 3: Cross multiply
    55,080x = 118,908 × 118,908
  4. Step 4: Simplify right side
    55,080x = 14,139,112,464
  5. Step 5: Solve for x
    x = 14,139,112,464/55,080
  6. Step 6: Final answer
    x = 256,701.39

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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.