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Finding the Fourth Proportional to 333,550.98, 499,907.30 and 238,285.26

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Solution

The fourth proportional to 333,550.98, 499,907.30 and 238,285.26 is: 357,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,550.98 : 499,907.30 = 238,285.26 : x
  2. Step 2: Convert to fraction form
    333,550.98/499,907.30 = 238,285.26/x
  3. Step 3: Cross multiply
    333,550.98x = 499,907.30 × 238,285.26
  4. Step 4: Simplify right side
    333,550.98x = 119,120,539,764.97
  5. Step 5: Solve for x
    x = 119,120,539,764.97/333,550.98
  6. Step 6: Final answer
    x = 357,128.44

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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.