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Finding the Third Proportional to 125,619.75 and 270,934.25

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Solution

The third proportional to 125,619.75 and 270,934.25 is: 584,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,619.75 : 270,934.25 = 270,934.25 : x
  2. Step 2: Convert to fraction form
    125,619.75/270,934.25 = 270,934.25/x
  3. Step 3: Cross multiply
    125,619.75x = 270,934.25 × 270,934.25
  4. Step 4: Simplify right side
    125,619.75x = 73,405,367,823.06
  5. Step 5: Solve for x
    x = 73,405,367,823.06/125,619.75
  6. Step 6: Final answer
    x = 584,345.76

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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.