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Finding the Fourth Proportional to 436,604.75, 654,127.96 and 236,797.68

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Solution

The fourth proportional to 436,604.75, 654,127.96 and 236,797.68 is: 354,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,604.75 : 654,127.96 = 236,797.68 : x
  2. Step 2: Convert to fraction form
    436,604.75/654,127.96 = 236,797.68/x
  3. Step 3: Cross multiply
    436,604.75x = 654,127.96 × 236,797.68
  4. Step 4: Simplify right side
    436,604.75x = 154,895,983,351.13
  5. Step 5: Solve for x
    x = 154,895,983,351.13/436,604.75
  6. Step 6: Final answer
    x = 354,773.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.