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Finding the Fourth Proportional to 361,570.26, 498,914.56 and 200,425.26

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Solution

The fourth proportional to 361,570.26, 498,914.56 and 200,425.26 is: 276,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,570.26 : 498,914.56 = 200,425.26 : x
  2. Step 2: Convert to fraction form
    361,570.26/498,914.56 = 200,425.26/x
  3. Step 3: Cross multiply
    361,570.26x = 498,914.56 × 200,425.26
  4. Step 4: Simplify right side
    361,570.26x = 99,995,080,405.79
  5. Step 5: Solve for x
    x = 99,995,080,405.79/361,570.26
  6. Step 6: Final answer
    x = 276,557.81

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1.5x scale

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.