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Finding the Fourth Proportional to 367,591.80, 551,387.70 and 180,564.60

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Solution

The fourth proportional to 367,591.80, 551,387.70 and 180,564.60 is: 270,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,591.80 : 551,387.70 = 180,564.60 : x
  2. Step 2: Convert to fraction form
    367,591.80/551,387.70 = 180,564.60/x
  3. Step 3: Cross multiply
    367,591.80x = 551,387.70 × 180,564.60
  4. Step 4: Simplify right side
    367,591.80x = 99,561,099,495.42
  5. Step 5: Solve for x
    x = 99,561,099,495.42/367,591.80
  6. Step 6: Final answer
    x = 270,846.90

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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.