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Finding the Fourth Proportional to 365,099.70, 547,855.74 and 196,616.46

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Solution

The fourth proportional to 365,099.70, 547,855.74 and 196,616.46 is: 295,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,099.70 : 547,855.74 = 196,616.46 : x
  2. Step 2: Convert to fraction form
    365,099.70/547,855.74 = 196,616.46/x
  3. Step 3: Cross multiply
    365,099.70x = 547,855.74 × 196,616.46
  4. Step 4: Simplify right side
    365,099.70x = 107,717,456,189.48
  5. Step 5: Solve for x
    x = 107,717,456,189.48/365,099.70
  6. Step 6: Final answer
    x = 295,035.73

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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.