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Finding the Third Proportional to 110,280.75 and 118,072.50

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Solution

The third proportional to 110,280.75 and 118,072.50 is: 126,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,280.75 : 118,072.50 = 118,072.50 : x
  2. Step 2: Convert to fraction form
    110,280.75/118,072.50 = 118,072.50/x
  3. Step 3: Cross multiply
    110,280.75x = 118,072.50 × 118,072.50
  4. Step 4: Simplify right side
    110,280.75x = 13,941,115,256.25
  5. Step 5: Solve for x
    x = 13,941,115,256.25/110,280.75
  6. Step 6: Final answer
    x = 126,414.77

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.