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Finding the Fourth Proportional to 437,229.73, 603,378.29 and 253,503.96

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Solution

The fourth proportional to 437,229.73, 603,378.29 and 253,503.96 is: 349,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,229.73 : 603,378.29 = 253,503.96 : x
  2. Step 2: Convert to fraction form
    437,229.73/603,378.29 = 253,503.96/x
  3. Step 3: Cross multiply
    437,229.73x = 603,378.29 × 253,503.96
  4. Step 4: Simplify right side
    437,229.73x = 152,958,784,625.51
  5. Step 5: Solve for x
    x = 152,958,784,625.51/437,229.73
  6. Step 6: Final answer
    x = 349,836.20

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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.