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Finding the Fourth Proportional to 202,573.69, 303,875.31 and 69,452.82

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Solution

The fourth proportional to 202,573.69, 303,875.31 and 69,452.82 is: 104,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,573.69 : 303,875.31 = 69,452.82 : x
  2. Step 2: Convert to fraction form
    202,573.69/303,875.31 = 69,452.82/x
  3. Step 3: Cross multiply
    202,573.69x = 303,875.31 × 69,452.82
  4. Step 4: Simplify right side
    202,573.69x = 21,104,997,207.87
  5. Step 5: Solve for x
    x = 21,104,997,207.87/202,573.69
  6. Step 6: Final answer
    x = 104,184.30

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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.