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Finding the Fourth Proportional to 333,755.83, 500,578.33 and 120,482.83

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Solution

The fourth proportional to 333,755.83, 500,578.33 and 120,482.83 is: 180,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,755.83 : 500,578.33 = 120,482.83 : x
  2. Step 2: Convert to fraction form
    333,755.83/500,578.33 = 120,482.83/x
  3. Step 3: Cross multiply
    333,755.83x = 500,578.33 × 120,482.83
  4. Step 4: Simplify right side
    333,755.83x = 60,311,093,835.07
  5. Step 5: Solve for x
    x = 60,311,093,835.07/333,755.83
  6. Step 6: Final answer
    x = 180,704.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.