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Finding the Fourth Proportional to 488,359.86, 733,662.62 and 344,596.65

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Solution

The fourth proportional to 488,359.86, 733,662.62 and 344,596.65 is: 517,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,359.86 : 733,662.62 = 344,596.65 : x
  2. Step 2: Convert to fraction form
    488,359.86/733,662.62 = 344,596.65/x
  3. Step 3: Cross multiply
    488,359.86x = 733,662.62 × 344,596.65
  4. Step 4: Simplify right side
    488,359.86x = 252,817,681,082.22
  5. Step 5: Solve for x
    x = 252,817,681,082.22/488,359.86
  6. Step 6: Final answer
    x = 517,687.27

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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.