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Finding the Fourth Proportional to 437,302.89, 603,480.11 and 246,319.29

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Solution

The fourth proportional to 437,302.89, 603,480.11 and 246,319.29 is: 339,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,302.89 : 603,480.11 = 246,319.29 : x
  2. Step 2: Convert to fraction form
    437,302.89/603,480.11 = 246,319.29/x
  3. Step 3: Cross multiply
    437,302.89x = 603,480.11 × 246,319.29
  4. Step 4: Simplify right side
    437,302.89x = 148,648,790,992.73
  5. Step 5: Solve for x
    x = 148,648,790,992.73/437,302.89
  6. Step 6: Final answer
    x = 339,921.81

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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.