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Finding the Fourth Proportional to 416,563.58, 574,857.60 and 225,576.92

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Solution

The fourth proportional to 416,563.58, 574,857.60 and 225,576.92 is: 311,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,563.58 : 574,857.60 = 225,576.92 : x
  2. Step 2: Convert to fraction form
    416,563.58/574,857.60 = 225,576.92/x
  3. Step 3: Cross multiply
    416,563.58x = 574,857.60 × 225,576.92
  4. Step 4: Simplify right side
    416,563.58x = 129,674,606,846.59
  5. Step 5: Solve for x
    x = 129,674,606,846.59/416,563.58
  6. Step 6: Final answer
    x = 311,296.07

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1.5x scale

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.