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Finding the Fourth Proportional to 537,339.80, 804,843.30 and 444,027.80

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Solution

The fourth proportional to 537,339.80, 804,843.30 and 444,027.80 is: 665,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,339.80 : 804,843.30 = 444,027.80 : x
  2. Step 2: Convert to fraction form
    537,339.80/804,843.30 = 444,027.80/x
  3. Step 3: Cross multiply
    537,339.80x = 804,843.30 × 444,027.80
  4. Step 4: Simplify right side
    537,339.80x = 357,372,799,843.74
  5. Step 5: Solve for x
    x = 357,372,799,843.74/537,339.80
  6. Step 6: Final answer
    x = 665,077.85

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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.