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Finding the Third Proportional to 175,071 and 270,378.75

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Solution

The third proportional to 175,071 and 270,378.75 is: 417,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,071 : 270,378.75 = 270,378.75 : x
  2. Step 2: Convert to fraction form
    175,071/270,378.75 = 270,378.75/x
  3. Step 3: Cross multiply
    175,071x = 270,378.75 × 270,378.75
  4. Step 4: Simplify right side
    175,071x = 73,104,668,451.56
  5. Step 5: Solve for x
    x = 73,104,668,451.56/175,071
  6. Step 6: Final answer
    x = 417,571.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.