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Finding the Fourth Proportional to 377,250.58, 520,609.29 and 205,170.17

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Solution

The fourth proportional to 377,250.58, 520,609.29 and 205,170.17 is: 283,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,250.58 : 520,609.29 = 205,170.17 : x
  2. Step 2: Convert to fraction form
    377,250.58/520,609.29 = 205,170.17/x
  3. Step 3: Cross multiply
    377,250.58x = 520,609.29 × 205,170.17
  4. Step 4: Simplify right side
    377,250.58x = 106,813,496,532.88
  5. Step 5: Solve for x
    x = 106,813,496,532.88/377,250.58
  6. Step 6: Final answer
    x = 283,136.73

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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.