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Finding the Fourth Proportional to 202,871.44, 304,327.43 and 69,734.17

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Solution

The fourth proportional to 202,871.44, 304,327.43 and 69,734.17 is: 104,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,871.44 : 304,327.43 = 69,734.17 : x
  2. Step 2: Convert to fraction form
    202,871.44/304,327.43 = 69,734.17/x
  3. Step 3: Cross multiply
    202,871.44x = 304,327.43 × 69,734.17
  4. Step 4: Simplify right side
    202,871.44x = 21,222,019,320.68
  5. Step 5: Solve for x
    x = 21,222,019,320.68/202,871.44
  6. Step 6: Final answer
    x = 104,608.22

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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.