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Finding the Fourth Proportional to 502,847.88, 754,269.84 and 203,324.82

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Solution

The fourth proportional to 502,847.88, 754,269.84 and 203,324.82 is: 304,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,847.88 : 754,269.84 = 203,324.82 : x
  2. Step 2: Convert to fraction form
    502,847.88/754,269.84 = 203,324.82/x
  3. Step 3: Cross multiply
    502,847.88x = 754,269.84 × 203,324.82
  4. Step 4: Simplify right side
    502,847.88x = 153,361,779,449.43
  5. Step 5: Solve for x
    x = 153,361,779,449.43/502,847.88
  6. Step 6: Final answer
    x = 304,986.43

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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.