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Finding the Third Proportional to 341,154 and 539,811

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Solution

The third proportional to 341,154 and 539,811 is: 854,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,154 : 539,811 = 539,811 : x
  2. Step 2: Convert to fraction form
    341,154/539,811 = 539,811/x
  3. Step 3: Cross multiply
    341,154x = 539,811 × 539,811
  4. Step 4: Simplify right side
    341,154x = 291,395,915,721
  5. Step 5: Solve for x
    x = 291,395,915,721/341,154
  6. Step 6: Final answer
    x = 854,147.73

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.