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Finding the Fourth Proportional to 437,302.28, 603,270.96 and 255,902.96

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Solution

The fourth proportional to 437,302.28, 603,270.96 and 255,902.96 is: 353,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,302.28 : 603,270.96 = 255,902.96 : x
  2. Step 2: Convert to fraction form
    437,302.28/603,270.96 = 255,902.96/x
  3. Step 3: Cross multiply
    437,302.28x = 603,270.96 × 255,902.96
  4. Step 4: Simplify right side
    437,302.28x = 154,378,824,346.04
  5. Step 5: Solve for x
    x = 154,378,824,346.04/437,302.28
  6. Step 6: Final answer
    x = 353,025.43

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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.