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Finding the Fourth Proportional to 524,604.30, 786,906.45 and 150,578.70

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Solution

The fourth proportional to 524,604.30, 786,906.45 and 150,578.70 is: 225,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,604.30 : 786,906.45 = 150,578.70 : x
  2. Step 2: Convert to fraction form
    524,604.30/786,906.45 = 150,578.70/x
  3. Step 3: Cross multiply
    524,604.30x = 786,906.45 × 150,578.70
  4. Step 4: Simplify right side
    524,604.30x = 118,491,350,262.62
  5. Step 5: Solve for x
    x = 118,491,350,262.62/524,604.30
  6. Step 6: Final answer
    x = 225,868.05

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Similar ratio
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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.