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Finding the Fourth Proportional to 539,619.56, 744,676.25 and 297,902.29

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Solution

The fourth proportional to 539,619.56, 744,676.25 and 297,902.29 is: 411,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,619.56 : 744,676.25 = 297,902.29 : x
  2. Step 2: Convert to fraction form
    539,619.56/744,676.25 = 297,902.29/x
  3. Step 3: Cross multiply
    539,619.56x = 744,676.25 × 297,902.29
  4. Step 4: Simplify right side
    539,619.56x = 221,840,760,183.61
  5. Step 5: Solve for x
    x = 221,840,760,183.61/539,619.56
  6. Step 6: Final answer
    x = 411,105.85

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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.