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Finding the Third Proportional to 191,650.11 and 278,552.04

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Solution

The third proportional to 191,650.11 and 278,552.04 is: 404,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,650.11 : 278,552.04 = 278,552.04 : x
  2. Step 2: Convert to fraction form
    191,650.11/278,552.04 = 278,552.04/x
  3. Step 3: Cross multiply
    191,650.11x = 278,552.04 × 278,552.04
  4. Step 4: Simplify right side
    191,650.11x = 77,591,238,465.88
  5. Step 5: Solve for x
    x = 77,591,238,465.88/191,650.11
  6. Step 6: Final answer
    x = 404,858.82

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.