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Finding the Third Proportional to 185,661 and 289,584

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Solution

The third proportional to 185,661 and 289,584 is: 451,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,661 : 289,584 = 289,584 : x
  2. Step 2: Convert to fraction form
    185,661/289,584 = 289,584/x
  3. Step 3: Cross multiply
    185,661x = 289,584 × 289,584
  4. Step 4: Simplify right side
    185,661x = 83,858,893,056
  5. Step 5: Solve for x
    x = 83,858,893,056/185,661
  6. Step 6: Final answer
    x = 451,677.48

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.