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Finding the Fourth Proportional to 583,299.70, 804,978.41 and 325,176.59

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Solution

The fourth proportional to 583,299.70, 804,978.41 and 325,176.59 is: 448,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,299.70 : 804,978.41 = 325,176.59 : x
  2. Step 2: Convert to fraction form
    583,299.70/804,978.41 = 325,176.59/x
  3. Step 3: Cross multiply
    583,299.70x = 804,978.41 × 325,176.59
  4. Step 4: Simplify right side
    583,299.70x = 261,760,134,773.99
  5. Step 5: Solve for x
    x = 261,760,134,773.99/583,299.70
  6. Step 6: Final answer
    x = 448,757.54

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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.