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Finding the Fourth Proportional to 437,601, 603,889.38 and 236,397

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Solution

The fourth proportional to 437,601, 603,889.38 and 236,397 is: 326,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,601 : 603,889.38 = 236,397 : x
  2. Step 2: Convert to fraction form
    437,601/603,889.38 = 236,397/x
  3. Step 3: Cross multiply
    437,601x = 603,889.38 × 236,397
  4. Step 4: Simplify right side
    437,601x = 142,757,637,763.86
  5. Step 5: Solve for x
    x = 142,757,637,763.86/437,601
  6. Step 6: Final answer
    x = 326,227.86

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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.