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Finding the Third Proportional to 295,936 and 451,275

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Solution

The third proportional to 295,936 and 451,275 is: 688,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,936 : 451,275 = 451,275 : x
  2. Step 2: Convert to fraction form
    295,936/451,275 = 451,275/x
  3. Step 3: Cross multiply
    295,936x = 451,275 × 451,275
  4. Step 4: Simplify right side
    295,936x = 203,649,125,625
  5. Step 5: Solve for x
    x = 203,649,125,625/295,936
  6. Step 6: Final answer
    x = 688,152.59

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.