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Finding the Fourth Proportional to 466,777.65, 644,295.96 and 273,230.64

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Solution

The fourth proportional to 466,777.65, 644,295.96 and 273,230.64 is: 377,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,777.65 : 644,295.96 = 273,230.64 : x
  2. Step 2: Convert to fraction form
    466,777.65/644,295.96 = 273,230.64/x
  3. Step 3: Cross multiply
    466,777.65x = 644,295.96 × 273,230.64
  4. Step 4: Simplify right side
    466,777.65x = 176,041,397,500.21
  5. Step 5: Solve for x
    x = 176,041,397,500.21/466,777.65
  6. Step 6: Final answer
    x = 377,141.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.