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Finding the Fourth Proportional to 365,441.41, 547,912.66 and 194,688.65

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Solution

The fourth proportional to 365,441.41, 547,912.66 and 194,688.65 is: 291,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,441.41 : 547,912.66 = 194,688.65 : x
  2. Step 2: Convert to fraction form
    365,441.41/547,912.66 = 194,688.65/x
  3. Step 3: Cross multiply
    365,441.41x = 547,912.66 × 194,688.65
  4. Step 4: Simplify right side
    365,441.41x = 106,672,375,606.59
  5. Step 5: Solve for x
    x = 106,672,375,606.59/365,441.41
  6. Step 6: Final answer
    x = 291,900.08

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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.