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Finding the Fourth Proportional to 502,675.75, 754,550.81 and 203,352.00

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Solution

The fourth proportional to 502,675.75, 754,550.81 and 203,352.00 is: 305,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,675.75 : 754,550.81 = 203,352.00 : x
  2. Step 2: Convert to fraction form
    502,675.75/754,550.81 = 203,352.00/x
  3. Step 3: Cross multiply
    502,675.75x = 754,550.81 × 203,352.00
  4. Step 4: Simplify right side
    502,675.75x = 153,439,413,231.36
  5. Step 5: Solve for x
    x = 153,439,413,231.36/502,675.75
  6. Step 6: Final answer
    x = 305,245.31

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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.