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Finding the Fourth Proportional to 411,568.08, 568,052.64 and 250,474.92

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Solution

The fourth proportional to 411,568.08, 568,052.64 and 250,474.92 is: 345,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,568.08 : 568,052.64 = 250,474.92 : x
  2. Step 2: Convert to fraction form
    411,568.08/568,052.64 = 250,474.92/x
  3. Step 3: Cross multiply
    411,568.08x = 568,052.64 × 250,474.92
  4. Step 4: Simplify right side
    411,568.08x = 142,282,939,559.79
  5. Step 5: Solve for x
    x = 142,282,939,559.79/411,568.08
  6. Step 6: Final answer
    x = 345,709.36

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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.