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Finding the Fourth Proportional to 451,396, 622,926.57 and 250,192

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Solution

The fourth proportional to 451,396, 622,926.57 and 250,192 is: 345,265.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,396 : 622,926.57 = 250,192 : x
  2. Step 2: Convert to fraction form
    451,396/622,926.57 = 250,192/x
  3. Step 3: Cross multiply
    451,396x = 622,926.57 × 250,192
  4. Step 4: Simplify right side
    451,396x = 155,851,244,401.44
  5. Step 5: Solve for x
    x = 155,851,244,401.44/451,396
  6. Step 6: Final answer
    x = 345,265.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.