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Finding the Fourth Proportional to 251,806.56, 377,409.41 and 175,491.85

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Solution

The fourth proportional to 251,806.56, 377,409.41 and 175,491.85 is: 263,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,806.56 : 377,409.41 = 175,491.85 : x
  2. Step 2: Convert to fraction form
    251,806.56/377,409.41 = 175,491.85/x
  3. Step 3: Cross multiply
    251,806.56x = 377,409.41 × 175,491.85
  4. Step 4: Simplify right side
    251,806.56x = 66,232,275,568.31
  5. Step 5: Solve for x
    x = 66,232,275,568.31/251,806.56
  6. Step 6: Final answer
    x = 263,028.40

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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.