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Finding the Fourth Proportional to 603,693.82, 833,057.19 and 331,755.88

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Solution

The fourth proportional to 603,693.82, 833,057.19 and 331,755.88 is: 457,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,693.82 : 833,057.19 = 331,755.88 : x
  2. Step 2: Convert to fraction form
    603,693.82/833,057.19 = 331,755.88/x
  3. Step 3: Cross multiply
    603,693.82x = 833,057.19 × 331,755.88
  4. Step 4: Simplify right side
    603,693.82x = 276,371,621,158.78
  5. Step 5: Solve for x
    x = 276,371,621,158.78/603,693.82
  6. Step 6: Final answer
    x = 457,800.98

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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.