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Finding the Fourth Proportional to 365,324.20, 547,986.30 and 197,362.60

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Solution

The fourth proportional to 365,324.20, 547,986.30 and 197,362.60 is: 296,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,324.20 : 547,986.30 = 197,362.60 : x
  2. Step 2: Convert to fraction form
    365,324.20/547,986.30 = 197,362.60/x
  3. Step 3: Cross multiply
    365,324.20x = 547,986.30 × 197,362.60
  4. Step 4: Simplify right side
    365,324.20x = 108,152,000,932.38
  5. Step 5: Solve for x
    x = 108,152,000,932.38/365,324.20
  6. Step 6: Final answer
    x = 296,043.90

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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.