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Finding the Third Proportional to 126,492.75 and 190,572.75

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Solution

The third proportional to 126,492.75 and 190,572.75 is: 287,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,492.75 : 190,572.75 = 190,572.75 : x
  2. Step 2: Convert to fraction form
    126,492.75/190,572.75 = 190,572.75/x
  3. Step 3: Cross multiply
    126,492.75x = 190,572.75 × 190,572.75
  4. Step 4: Simplify right side
    126,492.75x = 36,317,973,042.56
  5. Step 5: Solve for x
    x = 36,317,973,042.56/126,492.75
  6. Step 6: Final answer
    x = 287,115.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.