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Finding the Fourth Proportional to 608,024.62, 839,074.16 and 332,383.67

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Solution

The fourth proportional to 608,024.62, 839,074.16 and 332,383.67 is: 458,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,024.62 : 839,074.16 = 332,383.67 : x
  2. Step 2: Convert to fraction form
    608,024.62/839,074.16 = 332,383.67/x
  3. Step 3: Cross multiply
    608,024.62x = 839,074.16 × 332,383.67
  4. Step 4: Simplify right side
    608,024.62x = 278,894,548,188.69
  5. Step 5: Solve for x
    x = 278,894,548,188.69/608,024.62
  6. Step 6: Final answer
    x = 458,689.57

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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.