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Finding the Fourth Proportional to 377,052.75, 520,342.65 and 204,982.29

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Solution

The fourth proportional to 377,052.75, 520,342.65 and 204,982.29 is: 282,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,052.75 : 520,342.65 = 204,982.29 : x
  2. Step 2: Convert to fraction form
    377,052.75/520,342.65 = 204,982.29/x
  3. Step 3: Cross multiply
    377,052.75x = 520,342.65 × 204,982.29
  4. Step 4: Simplify right side
    377,052.75x = 106,661,027,981.67
  5. Step 5: Solve for x
    x = 106,661,027,981.67/377,052.75
  6. Step 6: Final answer
    x = 282,880.92

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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.