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Finding the Third Proportional to 118,732.75 and 174,959.75

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Solution

The third proportional to 118,732.75 and 174,959.75 is: 257,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,732.75 : 174,959.75 = 174,959.75 : x
  2. Step 2: Convert to fraction form
    118,732.75/174,959.75 = 174,959.75/x
  3. Step 3: Cross multiply
    118,732.75x = 174,959.75 × 174,959.75
  4. Step 4: Simplify right side
    118,732.75x = 30,610,914,120.06
  5. Step 5: Solve for x
    x = 30,610,914,120.06/118,732.75
  6. Step 6: Final answer
    x = 257,813.57

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.