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Finding the Fourth Proportional to 558,893.31, 838,082.98 and 179,744.05

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Solution

The fourth proportional to 558,893.31, 838,082.98 and 179,744.05 is: 269,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,893.31 : 838,082.98 = 179,744.05 : x
  2. Step 2: Convert to fraction form
    558,893.31/838,082.98 = 179,744.05/x
  3. Step 3: Cross multiply
    558,893.31x = 838,082.98 × 179,744.05
  4. Step 4: Simplify right side
    558,893.31x = 150,640,429,061.27
  5. Step 5: Solve for x
    x = 150,640,429,061.27/558,893.31
  6. Step 6: Final answer
    x = 269,533.43

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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.