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Finding the Third Proportional to 188,240.63 and 276,081.75

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Solution

The third proportional to 188,240.63 and 276,081.75 is: 404,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,240.63 : 276,081.75 = 276,081.75 : x
  2. Step 2: Convert to fraction form
    188,240.63/276,081.75 = 276,081.75/x
  3. Step 3: Cross multiply
    188,240.63x = 276,081.75 × 276,081.75
  4. Step 4: Simplify right side
    188,240.63x = 76,221,132,683.06
  5. Step 5: Solve for x
    x = 76,221,132,683.06/188,240.63
  6. Step 6: Final answer
    x = 404,913.30

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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.