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Finding the Fourth Proportional to 574,259.25, 861,396.17 and 200,282.25

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Solution

The fourth proportional to 574,259.25, 861,396.17 and 200,282.25 is: 300,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,259.25 : 861,396.17 = 200,282.25 : x
  2. Step 2: Convert to fraction form
    574,259.25/861,396.17 = 200,282.25/x
  3. Step 3: Cross multiply
    574,259.25x = 861,396.17 × 200,282.25
  4. Step 4: Simplify right side
    574,259.25x = 172,522,362,067.57
  5. Step 5: Solve for x
    x = 172,522,362,067.57/574,259.25
  6. Step 6: Final answer
    x = 300,425.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.