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Finding the Fourth Proportional to 541,966.26, 812,692.86 and 200,297.62

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Solution

The fourth proportional to 541,966.26, 812,692.86 and 200,297.62 is: 300,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,966.26 : 812,692.86 = 200,297.62 : x
  2. Step 2: Convert to fraction form
    541,966.26/812,692.86 = 200,297.62/x
  3. Step 3: Cross multiply
    541,966.26x = 812,692.86 × 200,297.62
  4. Step 4: Simplify right side
    541,966.26x = 162,780,445,648.99
  5. Step 5: Solve for x
    x = 162,780,445,648.99/541,966.26
  6. Step 6: Final answer
    x = 300,351.63

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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.