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Finding the Fourth Proportional to 335,404.20, 503,106.30 and 333,435.90

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Solution

The fourth proportional to 335,404.20, 503,106.30 and 333,435.90 is: 500,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,404.20 : 503,106.30 = 333,435.90 : x
  2. Step 2: Convert to fraction form
    335,404.20/503,106.30 = 333,435.90/x
  3. Step 3: Cross multiply
    335,404.20x = 503,106.30 × 333,435.90
  4. Step 4: Simplify right side
    335,404.20x = 167,753,701,936.17
  5. Step 5: Solve for x
    x = 167,753,701,936.17/335,404.20
  6. Step 6: Final answer
    x = 500,153.85

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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.