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Finding the Fourth Proportional to 411,567.72, 568,052.16 and 250,474.74

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Solution

The fourth proportional to 411,567.72, 568,052.16 and 250,474.74 is: 345,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,567.72 : 568,052.16 = 250,474.74 : x
  2. Step 2: Convert to fraction form
    411,567.72/568,052.16 = 250,474.74/x
  3. Step 3: Cross multiply
    411,567.72x = 568,052.16 × 250,474.74
  4. Step 4: Simplify right side
    411,567.72x = 142,282,717,082.44
  5. Step 5: Solve for x
    x = 142,282,717,082.44/411,567.72
  6. Step 6: Final answer
    x = 345,709.13

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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.