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Finding the Fourth Proportional to 580,924.55, 871,124.38 and 206,957.27

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Solution

The fourth proportional to 580,924.55, 871,124.38 and 206,957.27 is: 310,342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,924.55 : 871,124.38 = 206,957.27 : x
  2. Step 2: Convert to fraction form
    580,924.55/871,124.38 = 206,957.27/x
  3. Step 3: Cross multiply
    580,924.55x = 871,124.38 × 206,957.27
  4. Step 4: Simplify right side
    580,924.55x = 180,285,523,515.24
  5. Step 5: Solve for x
    x = 180,285,523,515.24/580,924.55
  6. Step 6: Final answer
    x = 310,342.41

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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.