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Finding the Fourth Proportional to 437,544, 603,810.96 and 236,340

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Solution

The fourth proportional to 437,544, 603,810.96 and 236,340 is: 326,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,544 : 603,810.96 = 236,340 : x
  2. Step 2: Convert to fraction form
    437,544/603,810.96 = 236,340/x
  3. Step 3: Cross multiply
    437,544x = 603,810.96 × 236,340
  4. Step 4: Simplify right side
    437,544x = 142,704,682,286.40
  5. Step 5: Solve for x
    x = 142,704,682,286.40/437,544
  6. Step 6: Final answer
    x = 326,149.33

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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.